diff --git a/pom.xml b/pom.xml
index 4864661..fa4b036 100644
--- a/pom.xml
+++ b/pom.xml
@@ -5,7 +5,7 @@
 
     <groupId>org.pih</groupId>
     <artifactId>petl</artifactId>
-    <version>3.5.0</version>
+    <version>3.5.6-SNAPSHOT</version>
     <packaging>jar</packaging>
 
     <name>petl</name>