diff --git a/dynawaltz-dsl/src/main/groovy/com/powsybl/dynawaltz/dsl/AbstractPureDynamicGroovyExtension.groovy b/dynawaltz-dsl/src/main/groovy/com/powsybl/dynawaltz/dsl/AbstractPureDynamicGroovyExtension.groovy
index 493a2ba46..97952f8ee 100644
--- a/dynawaltz-dsl/src/main/groovy/com/powsybl/dynawaltz/dsl/AbstractPureDynamicGroovyExtension.groovy
+++ b/dynawaltz-dsl/src/main/groovy/com/powsybl/dynawaltz/dsl/AbstractPureDynamicGroovyExtension.groovy
@@ -13,7 +13,7 @@ import com.powsybl.iidm.network.Network
 import java.util.function.Consumer
 
 /**
- * Superclass for automaton & event groovy extensions
+ * Superclass for automaton and event groovy extensions
  * @author Laurent Issertial {@literal <laurent.issertial at rte-france.com>}
  */
 abstract class AbstractPureDynamicGroovyExtension<T> {
diff --git a/dynawaltz-dsl/src/main/groovy/com/powsybl/dynawaltz/dsl/builders/AbstractPureDynamicModelBuilder.groovy b/dynawaltz-dsl/src/main/groovy/com/powsybl/dynawaltz/dsl/builders/AbstractPureDynamicModelBuilder.groovy
index 454d4ae02..b21fd49d6 100644
--- a/dynawaltz-dsl/src/main/groovy/com/powsybl/dynawaltz/dsl/builders/AbstractPureDynamicModelBuilder.groovy
+++ b/dynawaltz-dsl/src/main/groovy/com/powsybl/dynawaltz/dsl/builders/AbstractPureDynamicModelBuilder.groovy
@@ -12,7 +12,7 @@ import com.powsybl.dynawaltz.dsl.ModelBuilder
 import com.powsybl.iidm.network.Network
 
 /**
- * Superclass for automaton & event model builders
+ * Superclass for automaton and event model builders
  * @author Laurent Issertial {@literal <laurent.issertial at rte-france.com>}
  */
 abstract class AbstractPureDynamicModelBuilder extends AbstractDynamicModelBuilder implements ModelBuilder<DynamicModel> {
diff --git a/dynawaltz/src/main/java/com/powsybl/dynawaltz/models/AbstractPureDynamicBlackBoxModel.java b/dynawaltz/src/main/java/com/powsybl/dynawaltz/models/AbstractPureDynamicBlackBoxModel.java
index ca626fee6..52f0f659c 100644
--- a/dynawaltz/src/main/java/com/powsybl/dynawaltz/models/AbstractPureDynamicBlackBoxModel.java
+++ b/dynawaltz/src/main/java/com/powsybl/dynawaltz/models/AbstractPureDynamicBlackBoxModel.java
@@ -16,7 +16,7 @@
 import static com.powsybl.dynawaltz.xml.DynaWaltzXmlConstants.DYN_URI;
 
 /**
- * Superclass for automaton & event black box models (model without IIDM static id)
+ * Superclass for automaton and event black box models (model without IIDM static id)
  * @author Florian Dupuy {@literal <florian.dupuy at rte-france.com>}
  * @author Laurent Issertial {@literal <laurent.issertial at rte-france.com>}
  */