set work version to 1.7.13-SNAPSHOT
diff --git a/pom.xml b/pom.xml
index bd40612..b2fb3e2 100755
--- a/pom.xml
+++ b/pom.xml
@@ -7,7 +7,7 @@
 
   <groupId>org.slf4j</groupId>
   <artifactId>slf4j-parent</artifactId>
-  <version>1.7.12</version>
+  <version>1.7.13-SNAPSHOT</version>
 
   <packaging>pom</packaging>
   <name>SLF4J</name>