diff --git a/pom.xml b/pom.xml
index 0b702744..890d045f 100644
--- a/pom.xml
+++ b/pom.xml
@@ -21,7 +21,7 @@
 
     <groupId>io.gdcc</groupId>
     <artifactId>xoai</artifactId>
-    <version>5.2.1</version>
+    <version>5.2.2-SNAPSHOT</version>
 
     <organization>
         <name>Global Dataverse Community Consortium</name>
diff --git a/report/pom.xml b/report/pom.xml
index 5c1f693b..1ab048b4 100644
--- a/report/pom.xml
+++ b/report/pom.xml
@@ -11,7 +11,7 @@
     <parent>
         <artifactId>xoai</artifactId>
         <groupId>io.gdcc</groupId>
-        <version>5.2.1</version>
+        <version>5.2.2-SNAPSHOT</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
diff --git a/xoai-common/pom.xml b/xoai-common/pom.xml
index 9c2360a4..f6315a92 100644
--- a/xoai-common/pom.xml
+++ b/xoai-common/pom.xml
@@ -11,7 +11,7 @@
     <parent>
         <artifactId>xoai</artifactId>
         <groupId>io.gdcc</groupId>
-        <version>5.2.1</version>
+        <version>5.2.2-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/xoai-data-provider-tck/pom.xml b/xoai-data-provider-tck/pom.xml
index d252c031..95244ed7 100644
--- a/xoai-data-provider-tck/pom.xml
+++ b/xoai-data-provider-tck/pom.xml
@@ -11,7 +11,7 @@
     <parent>
         <artifactId>xoai</artifactId>
         <groupId>io.gdcc</groupId>
-        <version>5.2.1</version>
+        <version>5.2.2-SNAPSHOT</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
diff --git a/xoai-data-provider/pom.xml b/xoai-data-provider/pom.xml
index 2a73eec8..e66f754f 100644
--- a/xoai-data-provider/pom.xml
+++ b/xoai-data-provider/pom.xml
@@ -11,7 +11,7 @@
     <parent>
         <artifactId>xoai</artifactId>
         <groupId>io.gdcc</groupId>
-        <version>5.2.1</version>
+        <version>5.2.2-SNAPSHOT</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
diff --git a/xoai-service-provider/pom.xml b/xoai-service-provider/pom.xml
index 4b10ca96..91a0d267 100644
--- a/xoai-service-provider/pom.xml
+++ b/xoai-service-provider/pom.xml
@@ -11,7 +11,7 @@
     <parent>
         <groupId>io.gdcc</groupId>
         <artifactId>xoai</artifactId>
-        <version>5.2.1</version>
+        <version>5.2.2-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/xoai-xmlio/pom.xml b/xoai-xmlio/pom.xml
index a7ac6c7f..fea54334 100644
--- a/xoai-xmlio/pom.xml
+++ b/xoai-xmlio/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>io.gdcc</groupId>
         <artifactId>xoai</artifactId>
-        <version>5.2.1</version>
+        <version>5.2.2-SNAPSHOT</version>
     </parent>
 
     <artifactId>xoai-xmlio</artifactId>