diff --git a/balances-adjustment/pom.xml b/balances-adjustment/pom.xml
index ffc4f217..de7d209c 100644
--- a/balances-adjustment/pom.xml
+++ b/balances-adjustment/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>powsybl-entsoe</artifactId>
         <groupId>com.powsybl</groupId>
-        <version>2.11.0</version>
+        <version>2.12.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/cne/cne-converter/pom.xml b/cne/cne-converter/pom.xml
index 60820b31..c571e0fc 100644
--- a/cne/cne-converter/pom.xml
+++ b/cne/cne-converter/pom.xml
@@ -13,7 +13,7 @@
     <parent>
         <artifactId>powsybl-cne</artifactId>
         <groupId>com.powsybl</groupId>
-        <version>2.11.0</version>
+        <version>2.12.0-SNAPSHOT</version>
     </parent>
 
     <artifactId>powsybl-cne-converter</artifactId>
diff --git a/cne/cne-model/pom.xml b/cne/cne-model/pom.xml
index e38e3e9b..6cf87b1e 100644
--- a/cne/cne-model/pom.xml
+++ b/cne/cne-model/pom.xml
@@ -13,7 +13,7 @@
     <parent>
         <artifactId>powsybl-cne</artifactId>
         <groupId>com.powsybl</groupId>
-        <version>2.11.0</version>
+        <version>2.12.0-SNAPSHOT</version>
     </parent>
 
     <artifactId>powsybl-cne-model</artifactId>
diff --git a/cne/pom.xml b/cne/pom.xml
index 2c765271..fb0c2e2d 100644
--- a/cne/pom.xml
+++ b/cne/pom.xml
@@ -13,7 +13,7 @@
     <parent>
         <artifactId>powsybl-entsoe</artifactId>
         <groupId>com.powsybl</groupId>
-        <version>2.11.0</version>
+        <version>2.12.0-SNAPSHOT</version>
     </parent>
 
     <packaging>pom</packaging>
diff --git a/commons/pom.xml b/commons/pom.xml
index 9219e646..58ee08dc 100644
--- a/commons/pom.xml
+++ b/commons/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <artifactId>powsybl-entsoe</artifactId>
         <groupId>com.powsybl</groupId>
-        <version>2.11.0</version>
+        <version>2.12.0-SNAPSHOT</version>
     </parent>
 
     <artifactId>powsybl-entsoe-commons</artifactId>
diff --git a/distribution-entsoe/pom.xml b/distribution-entsoe/pom.xml
index b5fae9d2..f3bb4b1c 100644
--- a/distribution-entsoe/pom.xml
+++ b/distribution-entsoe/pom.xml
@@ -15,7 +15,7 @@
     <parent>
         <artifactId>powsybl-entsoe</artifactId>
         <groupId>com.powsybl</groupId>
-        <version>2.11.0</version>
+        <version>2.12.0-SNAPSHOT</version>
     </parent>
 
     <packaging>pom</packaging>
diff --git a/emf/pom.xml b/emf/pom.xml
index a4d4fe51..3657df6f 100644
--- a/emf/pom.xml
+++ b/emf/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>powsybl-entsoe</artifactId>
         <groupId>com.powsybl</groupId>
-        <version>2.11.0</version>
+        <version>2.12.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/entsoe-cgmes-balances-adjustment/pom.xml b/entsoe-cgmes-balances-adjustment/pom.xml
index c354e43d..d6d343a3 100644
--- a/entsoe-cgmes-balances-adjustment/pom.xml
+++ b/entsoe-cgmes-balances-adjustment/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>powsybl-entsoe</artifactId>
         <groupId>com.powsybl</groupId>
-        <version>2.11.0</version>
+        <version>2.12.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/flow-decomposition/pom.xml b/flow-decomposition/pom.xml
index 759e906b..02dedfb0 100644
--- a/flow-decomposition/pom.xml
+++ b/flow-decomposition/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>powsybl-entsoe</artifactId>
         <groupId>com.powsybl</groupId>
-        <version>2.11.0</version>
+        <version>2.12.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/glsk/glsk-commons/pom.xml b/glsk/glsk-commons/pom.xml
index c3c9ea40..df0720f7 100644
--- a/glsk/glsk-commons/pom.xml
+++ b/glsk/glsk-commons/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <artifactId>powsybl-glsk</artifactId>
         <groupId>com.powsybl</groupId>
-        <version>2.11.0</version>
+        <version>2.12.0-SNAPSHOT</version>
     </parent>
 
     <artifactId>powsybl-glsk-commons</artifactId>
diff --git a/glsk/glsk-document-api/pom.xml b/glsk/glsk-document-api/pom.xml
index 9974e188..62ebba6f 100644
--- a/glsk/glsk-document-api/pom.xml
+++ b/glsk/glsk-document-api/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>powsybl-glsk</artifactId>
         <groupId>com.powsybl</groupId>
-        <version>2.11.0</version>
+        <version>2.12.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/glsk/glsk-document-cim/pom.xml b/glsk/glsk-document-cim/pom.xml
index fb799fad..c8da5688 100644
--- a/glsk/glsk-document-cim/pom.xml
+++ b/glsk/glsk-document-cim/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>powsybl-glsk</artifactId>
         <groupId>com.powsybl</groupId>
-        <version>2.11.0</version>
+        <version>2.12.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/glsk/glsk-document-cse/pom.xml b/glsk/glsk-document-cse/pom.xml
index 9b413dcd..2e5a7636 100644
--- a/glsk/glsk-document-cse/pom.xml
+++ b/glsk/glsk-document-cse/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>powsybl-glsk</artifactId>
         <groupId>com.powsybl</groupId>
-        <version>2.11.0</version>
+        <version>2.12.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/glsk/glsk-document-io-api/pom.xml b/glsk/glsk-document-io-api/pom.xml
index 869ea7e9..7a3c9a5d 100644
--- a/glsk/glsk-document-io-api/pom.xml
+++ b/glsk/glsk-document-io-api/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>powsybl-glsk</artifactId>
         <groupId>com.powsybl</groupId>
-        <version>2.11.0</version>
+        <version>2.12.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/glsk/glsk-document-ucte/pom.xml b/glsk/glsk-document-ucte/pom.xml
index 3707b1c0..48e3bf3e 100644
--- a/glsk/glsk-document-ucte/pom.xml
+++ b/glsk/glsk-document-ucte/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>powsybl-glsk</artifactId>
         <groupId>com.powsybl</groupId>
-        <version>2.11.0</version>
+        <version>2.12.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/glsk/glsk-quality-check-ucte/pom.xml b/glsk/glsk-quality-check-ucte/pom.xml
index 77448edf..02bee95a 100644
--- a/glsk/glsk-quality-check-ucte/pom.xml
+++ b/glsk/glsk-quality-check-ucte/pom.xml
@@ -7,11 +7,11 @@
     <parent>
         <artifactId>powsybl-glsk</artifactId>
         <groupId>com.powsybl</groupId>
-        <version>2.11.0</version>
+        <version>2.12.0-SNAPSHOT</version>
     </parent>
 
     <artifactId>powsybl-glsk-quality-check-ucte</artifactId>
-    <version>2.11.0</version>
+    <version>2.12.0-SNAPSHOT</version>
     <packaging>jar</packaging>
     <name>GLSK quality check</name>
     <description>GLSK quality check module for UCTE formatted file</description>
diff --git a/glsk/pom.xml b/glsk/pom.xml
index 39630d8c..8b944ae7 100644
--- a/glsk/pom.xml
+++ b/glsk/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <artifactId>powsybl-entsoe</artifactId>
         <groupId>com.powsybl</groupId>
-        <version>2.11.0</version>
+        <version>2.12.0-SNAPSHOT</version>
     </parent>
 
     <artifactId>powsybl-glsk</artifactId>
diff --git a/pom.xml b/pom.xml
index 2df29e56..36e8040b 100644
--- a/pom.xml
+++ b/pom.xml
@@ -20,7 +20,7 @@
     </parent>
 
     <artifactId>powsybl-entsoe</artifactId>
-    <version>2.11.0</version>
+    <version>2.12.0-SNAPSHOT</version>
     <packaging>pom</packaging>
 
     <name>ENTSO-E</name>