diff --git a/diagram-test/pom.xml b/diagram-test/pom.xml
index 7762598f9..08db3607e 100644
--- a/diagram-test/pom.xml
+++ b/diagram-test/pom.xml
@@ -15,7 +15,7 @@
     <parent>
         <groupId>com.powsybl</groupId>
         <artifactId>powsybl-diagram</artifactId>
-        <version>4.0.0</version>
+        <version>4.1.0-SNAPSHOT</version>
     </parent>
 
     <artifactId>powsybl-diagram-test</artifactId>
diff --git a/diagram-util/pom.xml b/diagram-util/pom.xml
index f4ffdd640..23b3f6e12 100644
--- a/diagram-util/pom.xml
+++ b/diagram-util/pom.xml
@@ -14,7 +14,7 @@
     <parent>
         <groupId>com.powsybl</groupId>
         <artifactId>powsybl-diagram</artifactId>
-        <version>4.0.0</version>
+        <version>4.1.0-SNAPSHOT</version>
     </parent>
 
     <artifactId>powsybl-diagram-util</artifactId>
diff --git a/distribution-diagram/pom.xml b/distribution-diagram/pom.xml
index d03817975..5401ddb07 100644
--- a/distribution-diagram/pom.xml
+++ b/distribution-diagram/pom.xml
@@ -15,7 +15,7 @@
     <parent>
         <artifactId>powsybl-diagram</artifactId>
         <groupId>com.powsybl</groupId>
-        <version>4.0.0</version>
+        <version>4.1.0-SNAPSHOT</version>
     </parent>
 
     <packaging>pom</packaging>
diff --git a/network-area-diagram/pom.xml b/network-area-diagram/pom.xml
index 58c6e7f82..55f7393e9 100644
--- a/network-area-diagram/pom.xml
+++ b/network-area-diagram/pom.xml
@@ -16,7 +16,7 @@
     <parent>
         <groupId>com.powsybl</groupId>
         <artifactId>powsybl-diagram</artifactId>
-        <version>4.0.0</version>
+        <version>4.1.0-SNAPSHOT</version>
     </parent>
 
     <artifactId>powsybl-network-area-diagram</artifactId>
diff --git a/pom.xml b/pom.xml
index e59fc5ccb..ea14c227a 100644
--- a/pom.xml
+++ b/pom.xml
@@ -19,7 +19,7 @@
         <relativePath/>
     </parent>
     <artifactId>powsybl-diagram</artifactId>
-    <version>4.0.0</version>
+    <version>4.1.0-SNAPSHOT</version>
     <packaging>pom</packaging>
 
     <name>PowSyBl Diagram</name>
diff --git a/single-line-diagram/pom.xml b/single-line-diagram/pom.xml
index ecb78f67d..9b95d796b 100644
--- a/single-line-diagram/pom.xml
+++ b/single-line-diagram/pom.xml
@@ -15,7 +15,7 @@
     <parent>
         <groupId>com.powsybl</groupId>
         <artifactId>powsybl-diagram</artifactId>
-        <version>4.0.0</version>
+        <version>4.1.0-SNAPSHOT</version>
     </parent>
 
     <packaging>pom</packaging>
diff --git a/single-line-diagram/single-line-diagram-cgmes/pom.xml b/single-line-diagram/single-line-diagram-cgmes/pom.xml
index 7c451b306..0e84c27ac 100644
--- a/single-line-diagram/single-line-diagram-cgmes/pom.xml
+++ b/single-line-diagram/single-line-diagram-cgmes/pom.xml
@@ -15,7 +15,7 @@
     <parent>
         <artifactId>powsybl-single-line-diagram</artifactId>
         <groupId>com.powsybl</groupId>
-        <version>4.0.0</version>
+        <version>4.1.0-SNAPSHOT</version>
     </parent>
 
     <artifactId>powsybl-single-line-diagram-cgmes</artifactId>
diff --git a/single-line-diagram/single-line-diagram-cgmes/single-line-diagram-cgmes-dl-conversion/pom.xml b/single-line-diagram/single-line-diagram-cgmes/single-line-diagram-cgmes-dl-conversion/pom.xml
index 192a1fda9..1d18079cd 100644
--- a/single-line-diagram/single-line-diagram-cgmes/single-line-diagram-cgmes-dl-conversion/pom.xml
+++ b/single-line-diagram/single-line-diagram-cgmes/single-line-diagram-cgmes-dl-conversion/pom.xml
@@ -12,7 +12,7 @@
     <parent>
         <groupId>com.powsybl</groupId>
         <artifactId>powsybl-single-line-diagram-cgmes</artifactId>
-        <version>4.0.0</version>
+        <version>4.1.0-SNAPSHOT</version>
     </parent>
 
     <artifactId>powsybl-single-line-diagram-cgmes-dl-conversion</artifactId>
diff --git a/single-line-diagram/single-line-diagram-cgmes/single-line-diagram-cgmes-dl-iidm-extensions/pom.xml b/single-line-diagram/single-line-diagram-cgmes/single-line-diagram-cgmes-dl-iidm-extensions/pom.xml
index 918025320..268ac58c5 100644
--- a/single-line-diagram/single-line-diagram-cgmes/single-line-diagram-cgmes-dl-iidm-extensions/pom.xml
+++ b/single-line-diagram/single-line-diagram-cgmes/single-line-diagram-cgmes-dl-iidm-extensions/pom.xml
@@ -12,7 +12,7 @@
     <parent>
         <groupId>com.powsybl</groupId>
         <artifactId>powsybl-single-line-diagram-cgmes</artifactId>
-        <version>4.0.0</version>
+        <version>4.1.0-SNAPSHOT</version>
     </parent>
 
     <artifactId>powsybl-single-line-diagram-cgmes-iidm-extensions</artifactId>
diff --git a/single-line-diagram/single-line-diagram-cgmes/single-line-diagram-cgmes-layout/pom.xml b/single-line-diagram/single-line-diagram-cgmes/single-line-diagram-cgmes-layout/pom.xml
index da0b7b61e..15dc8958a 100644
--- a/single-line-diagram/single-line-diagram-cgmes/single-line-diagram-cgmes-layout/pom.xml
+++ b/single-line-diagram/single-line-diagram-cgmes/single-line-diagram-cgmes-layout/pom.xml
@@ -15,7 +15,7 @@
     <parent>
         <groupId>com.powsybl</groupId>
         <artifactId>powsybl-single-line-diagram-cgmes</artifactId>
-        <version>4.0.0</version>
+        <version>4.1.0-SNAPSHOT</version>
     </parent>
 
     <artifactId>powsybl-single-line-diagram-cgmes-layout</artifactId>
diff --git a/single-line-diagram/single-line-diagram-core/pom.xml b/single-line-diagram/single-line-diagram-core/pom.xml
index 199f3dd08..ae09007de 100644
--- a/single-line-diagram/single-line-diagram-core/pom.xml
+++ b/single-line-diagram/single-line-diagram-core/pom.xml
@@ -15,7 +15,7 @@
     <parent>
         <groupId>com.powsybl</groupId>
         <artifactId>powsybl-single-line-diagram</artifactId>
-        <version>4.0.0</version>
+        <version>4.1.0-SNAPSHOT</version>
     </parent>
 
     <artifactId>powsybl-single-line-diagram-core</artifactId>