diff --git a/action/action-dsl-spi/pom.xml b/action/action-dsl-spi/pom.xml
index e269b02eab8..210d4e3867d 100644
--- a/action/action-dsl-spi/pom.xml
+++ b/action/action-dsl-spi/pom.xml
@@ -15,7 +15,7 @@
     <parent>
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         <artifactId>powsybl-action</artifactId>
-        <version>4.9.0</version>
+        <version>4.9.1</version>
     </parent>
 
     <artifactId>powsybl-action-dsl-spi</artifactId>
diff --git a/action/action-dsl/pom.xml b/action/action-dsl/pom.xml
index 2fe50bc4f53..10d07f66c01 100644
--- a/action/action-dsl/pom.xml
+++ b/action/action-dsl/pom.xml
@@ -15,7 +15,7 @@
     <parent>
         <groupId>com.powsybl</groupId>
         <artifactId>powsybl-action</artifactId>
-        <version>4.9.0</version>
+        <version>4.9.1</version>
     </parent>
 
     <artifactId>powsybl-action-dsl</artifactId>
diff --git a/action/action-simulator/pom.xml b/action/action-simulator/pom.xml
index 33256b59fb8..986442192d5 100644
--- a/action/action-simulator/pom.xml
+++ b/action/action-simulator/pom.xml
@@ -15,7 +15,7 @@
     <parent>
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         <artifactId>powsybl-action</artifactId>
-        <version>4.9.0</version>
+        <version>4.9.1</version>
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     <artifactId>powsybl-action-simulator</artifactId>
diff --git a/action/action-util/pom.xml b/action/action-util/pom.xml
index 0e279ec3a91..63afd3d8f56 100644
--- a/action/action-util/pom.xml
+++ b/action/action-util/pom.xml
@@ -15,7 +15,7 @@
     <parent>
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         <artifactId>powsybl-action</artifactId>
-        <version>4.9.0</version>
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     <artifactId>powsybl-action-util</artifactId>
diff --git a/action/pom.xml b/action/pom.xml
index 46e49d41abe..d059554d4c9 100644
--- a/action/pom.xml
+++ b/action/pom.xml
@@ -15,7 +15,7 @@
     <parent>
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         <artifactId>powsybl-core</artifactId>
-        <version>4.9.0</version>
+        <version>4.9.1</version>
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     <packaging>pom</packaging>
diff --git a/ampl-converter/pom.xml b/ampl-converter/pom.xml
index 4a00758a74a..64d9118a0df 100644
--- a/ampl-converter/pom.xml
+++ b/ampl-converter/pom.xml
@@ -14,7 +14,7 @@
     <parent>
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     <artifactId>powsybl-ampl-converter</artifactId>
diff --git a/cgmes/cgmes-conformity/pom.xml b/cgmes/cgmes-conformity/pom.xml
index 5b3cea6fd85..9a25a7fe457 100644
--- a/cgmes/cgmes-conformity/pom.xml
+++ b/cgmes/cgmes-conformity/pom.xml
@@ -15,7 +15,7 @@
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         <artifactId>powsybl-cgmes</artifactId>
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     <artifactId>powsybl-cgmes-conformity</artifactId>
diff --git a/cgmes/cgmes-conversion/pom.xml b/cgmes/cgmes-conversion/pom.xml
index 09a467dfb2e..d6786ccde66 100644
--- a/cgmes/cgmes-conversion/pom.xml
+++ b/cgmes/cgmes-conversion/pom.xml
@@ -15,7 +15,7 @@
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         <artifactId>powsybl-cgmes</artifactId>
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     <artifactId>powsybl-cgmes-conversion</artifactId>
diff --git a/cgmes/cgmes-extensions/pom.xml b/cgmes/cgmes-extensions/pom.xml
index 1dc6cc7fa68..e4e50f1ffc2 100644
--- a/cgmes/cgmes-extensions/pom.xml
+++ b/cgmes/cgmes-extensions/pom.xml
@@ -15,7 +15,7 @@
     <parent>
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         <artifactId>powsybl-cgmes</artifactId>
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     <artifactId>powsybl-cgmes-extensions</artifactId>
diff --git a/cgmes/cgmes-gl/pom.xml b/cgmes/cgmes-gl/pom.xml
index bd6371476d6..6afed443e60 100644
--- a/cgmes/cgmes-gl/pom.xml
+++ b/cgmes/cgmes-gl/pom.xml
@@ -14,7 +14,7 @@
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     <artifactId>powsybl-cgmes-gl</artifactId>
diff --git a/cgmes/cgmes-measurements/pom.xml b/cgmes/cgmes-measurements/pom.xml
index 26777b8cc54..537b7f8efed 100644
--- a/cgmes/cgmes-measurements/pom.xml
+++ b/cgmes/cgmes-measurements/pom.xml
@@ -13,7 +13,7 @@
     <parent>
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+        <version>4.9.1</version>
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     <modelVersion>4.0.0</modelVersion>
 
diff --git a/cgmes/cgmes-model-alternatives/pom.xml b/cgmes/cgmes-model-alternatives/pom.xml
index 3edd2fe6a53..df4976c1e38 100644
--- a/cgmes/cgmes-model-alternatives/pom.xml
+++ b/cgmes/cgmes-model-alternatives/pom.xml
@@ -15,7 +15,7 @@
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     <artifactId>powsybl-cgmes-model-alternatives</artifactId>
diff --git a/cgmes/cgmes-model/pom.xml b/cgmes/cgmes-model/pom.xml
index 60db97cc10d..65f920e2247 100644
--- a/cgmes/cgmes-model/pom.xml
+++ b/cgmes/cgmes-model/pom.xml
@@ -15,7 +15,7 @@
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     <artifactId>powsybl-cgmes-model</artifactId>
diff --git a/cgmes/pom.xml b/cgmes/pom.xml
index 67979a26da8..d7e2ace9933 100644
--- a/cgmes/pom.xml
+++ b/cgmes/pom.xml
@@ -13,7 +13,7 @@
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     <artifactId>powsybl-cgmes</artifactId>
diff --git a/cim-anonymiser/pom.xml b/cim-anonymiser/pom.xml
index 042f3219296..0e6b0fb72c2 100644
--- a/cim-anonymiser/pom.xml
+++ b/cim-anonymiser/pom.xml
@@ -15,7 +15,7 @@
     <parent>
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-        <version>4.9.0</version>
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     <artifactId>powsybl-cim-anonymiser</artifactId>
diff --git a/commons/pom.xml b/commons/pom.xml
index f26aa0e80be..09da49b2677 100644
--- a/commons/pom.xml
+++ b/commons/pom.xml
@@ -15,7 +15,7 @@
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         <artifactId>powsybl-core</artifactId>
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     <artifactId>powsybl-commons</artifactId>
diff --git a/computation-local/pom.xml b/computation-local/pom.xml
index 9422a748b44..354c9e8b0e0 100644
--- a/computation-local/pom.xml
+++ b/computation-local/pom.xml
@@ -15,7 +15,7 @@
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         <artifactId>powsybl-core</artifactId>
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+        <version>4.9.1</version>
     </parent>
     
     <artifactId>powsybl-computation-local</artifactId>
diff --git a/computation/pom.xml b/computation/pom.xml
index b0d3d70f64a..51ac98e0b89 100644
--- a/computation/pom.xml
+++ b/computation/pom.xml
@@ -15,7 +15,7 @@
     <parent>
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         <artifactId>powsybl-core</artifactId>
-        <version>4.9.0</version>
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     </parent>
 
     <artifactId>powsybl-computation</artifactId>
diff --git a/config-classic/pom.xml b/config-classic/pom.xml
index 7f02cf93d9b..f7a3786ea50 100644
--- a/config-classic/pom.xml
+++ b/config-classic/pom.xml
@@ -15,7 +15,7 @@
     <parent>
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         <artifactId>powsybl-core</artifactId>
-        <version>4.9.0</version>
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     <artifactId>powsybl-config-classic</artifactId>
diff --git a/config-test/pom.xml b/config-test/pom.xml
index aa58371597d..76ddad70b82 100644
--- a/config-test/pom.xml
+++ b/config-test/pom.xml
@@ -15,7 +15,7 @@
     <parent>
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         <artifactId>powsybl-core</artifactId>
-        <version>4.9.0</version>
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     </parent>
 
     <artifactId>powsybl-config-test</artifactId>
diff --git a/contingency/contingency-api/pom.xml b/contingency/contingency-api/pom.xml
index 052b41d9173..5ac5ceb5075 100644
--- a/contingency/contingency-api/pom.xml
+++ b/contingency/contingency-api/pom.xml
@@ -15,7 +15,7 @@
     <parent>
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         <artifactId>powsybl-contingency</artifactId>
-        <version>4.9.0</version>
+        <version>4.9.1</version>
     </parent>
 
     <artifactId>powsybl-contingency-api</artifactId>
diff --git a/contingency/contingency-dsl/pom.xml b/contingency/contingency-dsl/pom.xml
index ecd5fd34ddc..e08b59d0010 100644
--- a/contingency/contingency-dsl/pom.xml
+++ b/contingency/contingency-dsl/pom.xml
@@ -14,7 +14,7 @@
     <parent>
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         <artifactId>powsybl-contingency</artifactId>
-        <version>4.9.0</version>
+        <version>4.9.1</version>
     </parent>
 
     <artifactId>powsybl-contingency-dsl</artifactId>
diff --git a/contingency/pom.xml b/contingency/pom.xml
index 144a3aeece0..c8e68b3b8a0 100644
--- a/contingency/pom.xml
+++ b/contingency/pom.xml
@@ -15,7 +15,7 @@
     <parent>
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         <artifactId>powsybl-core</artifactId>
-        <version>4.9.0</version>
+        <version>4.9.1</version>
     </parent>
 
     <packaging>pom</packaging>
diff --git a/distribution-core/pom.xml b/distribution-core/pom.xml
index ad9548e70ac..24127f2167d 100644
--- a/distribution-core/pom.xml
+++ b/distribution-core/pom.xml
@@ -15,7 +15,7 @@
     <parent>
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         <artifactId>powsybl-core</artifactId>
-        <version>4.9.0</version>
+        <version>4.9.1</version>
     </parent>
 
     <packaging>pom</packaging>
diff --git a/dsl/pom.xml b/dsl/pom.xml
index c7c04d63f7d..6039fc966d6 100644
--- a/dsl/pom.xml
+++ b/dsl/pom.xml
@@ -13,7 +13,7 @@
     <parent>
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         <groupId>com.powsybl</groupId>
-        <version>4.9.0</version>
+        <version>4.9.1</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/dynamic-simulation/dynamic-simulation-api/pom.xml b/dynamic-simulation/dynamic-simulation-api/pom.xml
index 72ab5a58d4e..42cfe23bcdd 100644
--- a/dynamic-simulation/dynamic-simulation-api/pom.xml
+++ b/dynamic-simulation/dynamic-simulation-api/pom.xml
@@ -13,7 +13,7 @@
     <parent>
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         <artifactId>powsybl-dynamic-simulation</artifactId>
-        <version>4.9.0</version>
+        <version>4.9.1</version>
     </parent>
 
     <artifactId>powsybl-dynamic-simulation-api</artifactId>
diff --git a/dynamic-simulation/dynamic-simulation-dsl/pom.xml b/dynamic-simulation/dynamic-simulation-dsl/pom.xml
index 263fba2abc3..52c7cd5d0e4 100644
--- a/dynamic-simulation/dynamic-simulation-dsl/pom.xml
+++ b/dynamic-simulation/dynamic-simulation-dsl/pom.xml
@@ -13,7 +13,7 @@
     <parent>
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         <artifactId>powsybl-dynamic-simulation</artifactId>
-        <version>4.9.0</version>
+        <version>4.9.1</version>
     </parent>
 
     <artifactId>powsybl-dynamic-simulation-dsl</artifactId>
diff --git a/dynamic-simulation/dynamic-simulation-tool/pom.xml b/dynamic-simulation/dynamic-simulation-tool/pom.xml
index 327ac486f87..4c81cd8307c 100644
--- a/dynamic-simulation/dynamic-simulation-tool/pom.xml
+++ b/dynamic-simulation/dynamic-simulation-tool/pom.xml
@@ -13,7 +13,7 @@
     <parent>
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+        <version>4.9.1</version>
     </parent>
 
     <artifactId>powsybl-dynamic-simulation-tool</artifactId>
diff --git a/dynamic-simulation/pom.xml b/dynamic-simulation/pom.xml
index cf86b1e232c..99fafc0b52f 100644
--- a/dynamic-simulation/pom.xml
+++ b/dynamic-simulation/pom.xml
@@ -13,7 +13,7 @@
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         <artifactId>powsybl-core</artifactId>
-        <version>4.9.0</version>
+        <version>4.9.1</version>
     </parent>
 
     <packaging>pom</packaging>
diff --git a/entsoe-util/pom.xml b/entsoe-util/pom.xml
index 7ae3acd7be2..fffd1081632 100644
--- a/entsoe-util/pom.xml
+++ b/entsoe-util/pom.xml
@@ -15,7 +15,7 @@
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     <artifactId>powsybl-entsoe-util</artifactId>
diff --git a/ieee-cdf/ieee-cdf-converter/pom.xml b/ieee-cdf/ieee-cdf-converter/pom.xml
index 0a320365c77..e29a76fa64e 100644
--- a/ieee-cdf/ieee-cdf-converter/pom.xml
+++ b/ieee-cdf/ieee-cdf-converter/pom.xml
@@ -13,7 +13,7 @@
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     </parent>
 
     <artifactId>powsybl-ieee-cdf-converter</artifactId>
diff --git a/ieee-cdf/ieee-cdf-model/pom.xml b/ieee-cdf/ieee-cdf-model/pom.xml
index 95fb3c4e126..088a5d2df44 100644
--- a/ieee-cdf/ieee-cdf-model/pom.xml
+++ b/ieee-cdf/ieee-cdf-model/pom.xml
@@ -13,7 +13,7 @@
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     <artifactId>powsybl-ieee-cdf-model</artifactId>
diff --git a/ieee-cdf/pom.xml b/ieee-cdf/pom.xml
index e8cbfb14b99..f4b3ea317aa 100644
--- a/ieee-cdf/pom.xml
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@@ -13,7 +13,7 @@
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     <packaging>pom</packaging>
diff --git a/iidm/iidm-api/pom.xml b/iidm/iidm-api/pom.xml
index cc1eb46df56..65c38f21864 100644
--- a/iidm/iidm-api/pom.xml
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@@ -15,7 +15,7 @@
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         <artifactId>powsybl-iidm</artifactId>
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     </parent>
 
     <artifactId>powsybl-iidm-api</artifactId>
diff --git a/iidm/iidm-comparator/pom.xml b/iidm/iidm-comparator/pom.xml
index eb27efe085a..ebdde6b6fac 100644
--- a/iidm/iidm-comparator/pom.xml
+++ b/iidm/iidm-comparator/pom.xml
@@ -15,7 +15,7 @@
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     </parent>
 
     <artifactId>powsybl-iidm-comparator</artifactId>
diff --git a/iidm/iidm-converter-api/pom.xml b/iidm/iidm-converter-api/pom.xml
index e3b2318d6f4..c78966b6b2a 100644
--- a/iidm/iidm-converter-api/pom.xml
+++ b/iidm/iidm-converter-api/pom.xml
@@ -15,7 +15,7 @@
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     <artifactId>powsybl-iidm-converter-api</artifactId>
diff --git a/iidm/iidm-extensions/pom.xml b/iidm/iidm-extensions/pom.xml
index 42d6a3bbe94..4d58f0a2121 100644
--- a/iidm/iidm-extensions/pom.xml
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@@ -15,7 +15,7 @@
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     <artifactId>powsybl-iidm-extensions</artifactId>
diff --git a/iidm/iidm-impl/pom.xml b/iidm/iidm-impl/pom.xml
index 6d67cc2f3d0..183fe06e822 100644
--- a/iidm/iidm-impl/pom.xml
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@@ -15,7 +15,7 @@
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     <artifactId>powsybl-iidm-impl</artifactId>
diff --git a/iidm/iidm-mergingview/pom.xml b/iidm/iidm-mergingview/pom.xml
index b1ce09f863e..19eba5767de 100644
--- a/iidm/iidm-mergingview/pom.xml
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@@ -15,7 +15,7 @@
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     </parent>
 
     <artifactId>powsybl-iidm-mergingview</artifactId>
diff --git a/iidm/iidm-modification/pom.xml b/iidm/iidm-modification/pom.xml
index 1bf2ff123a8..d7f88dfa074 100644
--- a/iidm/iidm-modification/pom.xml
+++ b/iidm/iidm-modification/pom.xml
@@ -13,7 +13,7 @@
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+        <version>4.9.1</version>
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     <artifactId>powsybl-iidm-modification</artifactId>
diff --git a/iidm/iidm-reducer/pom.xml b/iidm/iidm-reducer/pom.xml
index 8eb0a5c9fc4..b39277c7efa 100644
--- a/iidm/iidm-reducer/pom.xml
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@@ -15,7 +15,7 @@
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     <artifactId>powsybl-iidm-reducer</artifactId>
diff --git a/iidm/iidm-scripting/pom.xml b/iidm/iidm-scripting/pom.xml
index f9cff550d2e..4d280c4193c 100644
--- a/iidm/iidm-scripting/pom.xml
+++ b/iidm/iidm-scripting/pom.xml
@@ -15,7 +15,7 @@
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     <artifactId>powsybl-iidm-scripting</artifactId>
diff --git a/iidm/iidm-tck/pom.xml b/iidm/iidm-tck/pom.xml
index be61a83b374..dae9a266675 100644
--- a/iidm/iidm-tck/pom.xml
+++ b/iidm/iidm-tck/pom.xml
@@ -15,7 +15,7 @@
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-        <version>4.9.0</version>
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diff --git a/iidm/iidm-test/pom.xml b/iidm/iidm-test/pom.xml
index c8e4594a8e4..2ecb48c4984 100644
--- a/iidm/iidm-test/pom.xml
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@@ -15,7 +15,7 @@
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diff --git a/iidm/iidm-xml-converter/pom.xml b/iidm/iidm-xml-converter/pom.xml
index 4ccb91e11ab..845422c4751 100644
--- a/iidm/iidm-xml-converter/pom.xml
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@@ -15,7 +15,7 @@
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diff --git a/iidm/pom.xml b/iidm/pom.xml
index f1f6b633394..611e4770404 100644
--- a/iidm/pom.xml
+++ b/iidm/pom.xml
@@ -15,7 +15,7 @@
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diff --git a/itools-packager/pom.xml b/itools-packager/pom.xml
index 2249d639beb..97c6c41ef20 100644
--- a/itools-packager/pom.xml
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index e05c82c6b79..4170e71a70a 100644
--- a/loadflow/loadflow-api/pom.xml
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index 577a23c859d..83fb6dc12ff 100644
--- a/loadflow/loadflow-results-completion/pom.xml
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index 183d6e7d7db..44f7e159bce 100644
--- a/loadflow/loadflow-scripting/pom.xml
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index 18465633e0f..1e5b02ab47e 100644
--- a/loadflow/loadflow-validation/pom.xml
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index f9e66d93d7e..b008d930ed2 100644
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index 4cf71b31cb7..8de1a94fac0 100644
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diff --git a/matpower/matpower-converter/pom.xml b/matpower/matpower-converter/pom.xml
index fd0237af0a7..d5beb759331 100644
--- a/matpower/matpower-converter/pom.xml
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index 24134cd7b58..564174f40f2 100644
--- a/matpower/matpower-model/pom.xml
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index 5948f8bc96e..119b8a335c9 100644
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index c0618c9c8cd..5878be6d972 100644
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diff --git a/powerfactory/pom.xml b/powerfactory/pom.xml
index 3d2ff1e0a3e..4054cabb4ad 100644
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index 4433390e70d..f40843a82d3 100644
--- a/powerfactory/powerfactory-converter/pom.xml
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diff --git a/powerfactory/powerfactory-db/pom.xml b/powerfactory/powerfactory-db/pom.xml
index dd753fc7f53..486422e39d3 100644
--- a/powerfactory/powerfactory-db/pom.xml
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index 0e2c408968c..8e90617d0be 100644
--- a/powerfactory/powerfactory-dgs/pom.xml
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diff --git a/powerfactory/powerfactory-model/pom.xml b/powerfactory/powerfactory-model/pom.xml
index bacf87f62fb..1c80b39e5e1 100644
--- a/powerfactory/powerfactory-model/pom.xml
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diff --git a/psse/pom.xml b/psse/pom.xml
index 0ef0c715f73..05fe3d4d128 100644
--- a/psse/pom.xml
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index 8fbc03ec4d7..1ea13dd3563 100644
--- a/psse/psse-converter/pom.xml
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index d5bd00ed5f1..70163044e49 100644
--- a/psse/psse-model/pom.xml
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diff --git a/scripting/pom.xml b/scripting/pom.xml
index ac8dc1570a7..4eb67768091 100644
--- a/scripting/pom.xml
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diff --git a/security-analysis/pom.xml b/security-analysis/pom.xml
index 4ca36600fbc..4e8dc3b0202 100644
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diff --git a/security-analysis/security-analysis-api/pom.xml b/security-analysis/security-analysis-api/pom.xml
index 86e858c9f59..794e7399f93 100644
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diff --git a/security-analysis/security-analysis-default/pom.xml b/security-analysis/security-analysis-default/pom.xml
index f679c129920..b0f7449fc1c 100644
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diff --git a/sensitivity-analysis-api/pom.xml b/sensitivity-analysis-api/pom.xml
index 46417f6e5c2..24af75af2ee 100644
--- a/sensitivity-analysis-api/pom.xml
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diff --git a/shortcircuit-api/pom.xml b/shortcircuit-api/pom.xml
index 2cc180f52d1..5fe9e497c08 100644
--- a/shortcircuit-api/pom.xml
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diff --git a/time-series/pom.xml b/time-series/pom.xml
index b2b04eaaa51..e505f3b68c2 100644
--- a/time-series/pom.xml
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index 88138a8c2b0..b3d5f23f41c 100644
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diff --git a/time-series/time-series-dsl/pom.xml b/time-series/time-series-dsl/pom.xml
index f98c508ef0a..476ec5da4de 100644
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diff --git a/tools/pom.xml b/tools/pom.xml
index 9db0dd2757d..0691b7cf30c 100644
--- a/tools/pom.xml
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diff --git a/triple-store/pom.xml b/triple-store/pom.xml
index 8c094008c17..f631d9c2997 100644
--- a/triple-store/pom.xml
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diff --git a/triple-store/triple-store-api/pom.xml b/triple-store/triple-store-api/pom.xml
index caf53c4a2d1..19edddd72e8 100644
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diff --git a/triple-store/triple-store-impl-rdf4j/pom.xml b/triple-store/triple-store-impl-rdf4j/pom.xml
index dc218dd2a2b..f54d74f6d35 100644
--- a/triple-store/triple-store-impl-rdf4j/pom.xml
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diff --git a/triple-store/triple-store-test/pom.xml b/triple-store/triple-store-test/pom.xml
index b39193cd61e..11edd39f02c 100644
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diff --git a/ucte/pom.xml b/ucte/pom.xml
index 6b6fad3defa..fc6308ecb54 100644
--- a/ucte/pom.xml
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diff --git a/ucte/ucte-converter/pom.xml b/ucte/ucte-converter/pom.xml
index 312d19a2ab8..e9329291d65 100644
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diff --git a/ucte/ucte-network/pom.xml b/ucte/ucte-network/pom.xml
index b3e02e3d5da..769df7d0e30 100644
--- a/ucte/ucte-network/pom.xml
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diff --git a/ucte/ucte-util/pom.xml b/ucte/ucte-util/pom.xml
index be5195ed23c..6114604f79e 100644
--- a/ucte/ucte-util/pom.xml
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