diff --git a/pom.xml b/pom.xml
index 866349bb2..6c6984db7 100644
--- a/pom.xml
+++ b/pom.xml
@@ -5,7 +5,7 @@
     <groupId>fr.insee.trevas</groupId>
     <artifactId>trevas-parent</artifactId>
     <packaging>pom</packaging>
-    <version>1.2.0</version>
+    <version>1.3.0-SNAPSHOT</version>
     <modules>
         <module>vtl-parser</module>
         <module>vtl-model</module>
diff --git a/vtl-engine/pom.xml b/vtl-engine/pom.xml
index be2744831..3a96709f2 100644
--- a/vtl-engine/pom.xml
+++ b/vtl-engine/pom.xml
@@ -7,25 +7,25 @@
     <parent>
         <groupId>fr.insee.trevas</groupId>
         <artifactId>trevas-parent</artifactId>
-        <version>1.2.0</version>
+        <version>1.3.0-SNAPSHOT</version>
     </parent>
 
     <artifactId>vtl-engine</artifactId>
     <name>VTL Engine</name>
     <description>VTL engine framework for Trevas</description>
-    <version>1.2.0</version>
+    <version>1.3.0-SNAPSHOT</version>
 
     <dependencies>
         <dependency>
             <groupId>fr.insee.trevas</groupId>
             <artifactId>vtl-parser</artifactId>
-            <version>1.2.0</version>
+            <version>1.3.0-SNAPSHOT</version>
             <scope>compile</scope>
         </dependency>
         <dependency>
             <groupId>fr.insee.trevas</groupId>
             <artifactId>vtl-model</artifactId>
-            <version>1.2.0</version>
+            <version>1.3.0-SNAPSHOT</version>
             <scope>compile</scope>
         </dependency>
         <dependency>
diff --git a/vtl-jackson/pom.xml b/vtl-jackson/pom.xml
index d201d9e38..b54654227 100644
--- a/vtl-jackson/pom.xml
+++ b/vtl-jackson/pom.xml
@@ -7,19 +7,19 @@
     <parent>
         <groupId>fr.insee.trevas</groupId>
         <artifactId>trevas-parent</artifactId>
-        <version>1.2.0</version>
+        <version>1.3.0-SNAPSHOT</version>
     </parent>
 
     <artifactId>vtl-jackson</artifactId>
     <name>VTL Jackson</name>
     <description>Jackson module for the VTL model</description>
-    <version>1.2.0</version>
+    <version>1.3.0-SNAPSHOT</version>
 
     <dependencies>
         <dependency>
             <groupId>fr.insee.trevas</groupId>
             <artifactId>vtl-model</artifactId>
-            <version>1.2.0</version>
+            <version>1.3.0-SNAPSHOT</version>
             <scope>compile</scope>
         </dependency>
         <dependency>
diff --git a/vtl-jdbc/pom.xml b/vtl-jdbc/pom.xml
index 33de5cd26..0b39cd179 100644
--- a/vtl-jdbc/pom.xml
+++ b/vtl-jdbc/pom.xml
@@ -7,26 +7,26 @@
     <parent>
         <groupId>fr.insee.trevas</groupId>
         <artifactId>trevas-parent</artifactId>
-        <version>1.2.0</version>
+        <version>1.3.0-SNAPSHOT</version>
     </parent>
 
     <artifactId>vtl-jdbc</artifactId>
     <name>VTL JDBC</name>
     <description>Dataset wrapper around JDBC result set. Useful to expose SQL tables as VTL datasets</description>
-    <version>1.2.0</version>
+    <version>1.3.0-SNAPSHOT</version>
 
     <dependencies>
         <dependency>
             <groupId>fr.insee.trevas</groupId>
             <artifactId>vtl-model</artifactId>
-            <version>1.2.0</version>
+            <version>1.3.0-SNAPSHOT</version>
             <scope>compile</scope>
         </dependency>
 
         <dependency>
             <groupId>fr.insee.trevas</groupId>
             <artifactId>vtl-engine</artifactId>
-            <version>1.2.0</version>
+            <version>1.3.0-SNAPSHOT</version>
             <scope>test</scope>
         </dependency>
 
diff --git a/vtl-model/pom.xml b/vtl-model/pom.xml
index 922611ead..7121fde72 100644
--- a/vtl-model/pom.xml
+++ b/vtl-model/pom.xml
@@ -7,12 +7,12 @@
     <parent>
         <groupId>fr.insee.trevas</groupId>
         <artifactId>trevas-parent</artifactId>
-        <version>1.2.0</version>
+        <version>1.3.0-SNAPSHOT</version>
     </parent>
 
     <artifactId>vtl-model</artifactId>
     <name>VTL Model</name>
     <description>Model describing VTL expressions and bindings</description>
-    <version>1.2.0</version>
+    <version>1.3.0-SNAPSHOT</version>
 
 </project>
\ No newline at end of file
diff --git a/vtl-parser/pom.xml b/vtl-parser/pom.xml
index 47f3de27c..75e6b7f40 100644
--- a/vtl-parser/pom.xml
+++ b/vtl-parser/pom.xml
@@ -7,13 +7,13 @@
     <parent>
         <groupId>fr.insee.trevas</groupId>
         <artifactId>trevas-parent</artifactId>
-        <version>1.2.0</version>
+        <version>1.3.0-SNAPSHOT</version>
     </parent>
 
     <artifactId>vtl-parser</artifactId>
     <name>VTL Parser</name>
     <description>Artifacts generated by Antlr from the VTL grammar files</description>
-    <version>1.2.0</version>
+    <version>1.3.0-SNAPSHOT</version>
 
 <!--    Warning: not lastest, align with version embedded by Spark-->
     <properties>
diff --git a/vtl-spark/pom.xml b/vtl-spark/pom.xml
index ca9f30096..4bcdd26d0 100644
--- a/vtl-spark/pom.xml
+++ b/vtl-spark/pom.xml
@@ -7,25 +7,25 @@
     <parent>
         <groupId>fr.insee.trevas</groupId>
         <artifactId>trevas-parent</artifactId>
-        <version>1.2.0</version>
+        <version>1.3.0-SNAPSHOT</version>
     </parent>
 
     <artifactId>vtl-spark</artifactId>
     <name>VTL Spark</name>
     <description>Trevas engine for Apache Spark</description>
-    <version>1.2.0</version>
+    <version>1.3.0-SNAPSHOT</version>
 
     <dependencies>
         <dependency>
             <groupId>fr.insee.trevas</groupId>
             <artifactId>vtl-model</artifactId>
-            <version>1.2.0</version>
+            <version>1.3.0-SNAPSHOT</version>
             <scope>compile</scope>
         </dependency>
         <dependency>
             <groupId>fr.insee.trevas</groupId>
             <artifactId>vtl-engine</artifactId>
-            <version>1.2.0</version>
+            <version>1.3.0-SNAPSHOT</version>
             <scope>test</scope>
         </dependency>
         <dependency>