set work version to 1.7.13-SNAPSHOT
diff --git a/slf4j-api/pom.xml b/slf4j-api/pom.xml
index 1f05346..6d1f6ba 100755
--- a/slf4j-api/pom.xml
+++ b/slf4j-api/pom.xml
@@ -7,7 +7,7 @@
   <parent>
     <groupId>org.slf4j</groupId>
     <artifactId>slf4j-parent</artifactId>
-    <version>1.7.12</version>
+    <version>1.7.13-SNAPSHOT</version>
   </parent>
 
   <artifactId>slf4j-api</artifactId>