diff --git a/pom.xml b/pom.xml
index e28b47916..7ee953ca3 100644
--- a/pom.xml
+++ b/pom.xml
@@ -3,7 +3,7 @@
 	<groupId>io.personium</groupId>
 	<artifactId>personium-core</artifactId>
 	<packaging>war</packaging>
-	<version>1.6.12</version>
+	<version>1.6.13-SNAPSHOT</version>
 	<name>personium-core Maven Webapp</name>
 	<url>http://maven.apache.org</url>
 	<licenses>
diff --git a/src/main/resources/personium-unit-config-default.properties b/src/main/resources/personium-unit-config-default.properties
index 58c130e38..feffddfb0 100644
--- a/src/main/resources/personium-unit-config-default.properties
+++ b/src/main/resources/personium-unit-config-default.properties
@@ -23,7 +23,7 @@
 #################################################
 
 # core version
-io.personium.core.version=1.6.12
+io.personium.core.version=1.6.13
 
 # thread pool num.
 io.personium.core.thread.pool.num.io.cell=10