diff --git a/Changes b/Changes
index 595bfcc..174026b 100644
--- a/Changes
+++ b/Changes
@@ -1,3 +1,6 @@
+0.55 2015-12-02
+        - Introducing payload ids to the index structure
+
 0.54 2015-11-13
    	- [performance] Updated Lucene dependency from 4.10.3
 	  to 5.0.0 (diewald)
diff --git a/pom.xml b/pom.xml
index e27e37d..4c9819b 100644
--- a/pom.xml
+++ b/pom.xml
@@ -25,7 +25,7 @@
 
   <groupId>de.ids_mannheim.korap</groupId>
   <artifactId>Krill</artifactId>
-  <version>0.54</version>
+  <version>0.55</version>
   <packaging>jar</packaging>
 
   <name>Krill</name>