diff --git a/gradle.properties b/gradle.properties
index df2dc3f..8c3a113 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -1,5 +1,5 @@
 group = org.xbib
 name = datastructures
-version = 3.0.0
+version = 3.1.0
 
 org.gradle.warning.mode = all