diff --git a/extensions/LemurProto/build.gradle b/extensions/LemurProto/build.gradle
index a3da0d7a..c35c2b1d 100644
--- a/extensions/LemurProto/build.gradle
+++ b/extensions/LemurProto/build.gradle
@@ -1,6 +1,6 @@
 apply plugin: 'java'
 
-version='1.12.0'
+version='1.12.1-SNAPSHOT'
 
 ext.jmeVersion='3.1.0-stable'
 
diff --git a/extensions/LemurProto/release-notes.md b/extensions/LemurProto/release-notes.md
index 869237d1..85c84c94 100644
--- a/extensions/LemurProto/release-notes.md
+++ b/extensions/LemurProto/release-notes.md
@@ -1,3 +1,6 @@
+Lemur-Proto 1.12.1 (unreleased)
+-------------------
+
 Lemur-Proto 1.12.0 (latest)
 -------------------
 * Added SelectionModel.createSelectionReference() for obtaining a VersionedReference