Bumped up version to 1.3.1-SNAPSHOT.
diff --git a/build.xml b/build.xml
index 5495ac0..f0da913 100644
--- a/build.xml
+++ b/build.xml
@@ -53,7 +53,7 @@
     <property name="IMPL_TITLE_JAXRS" value="JAX-RS provider for Json content type, using Jackson data binding" />
     <property name="IMPL_TITLE_XC" value="XML Compatibility extensions for Jackson data binding" />
 
-    <property name="IMPL_VERSION" value="1.3.0" />
+    <property name="IMPL_VERSION" value="1.3.1-SNAPSHOT" />
     <property name="IMPL_VENDOR" value="http://fasterxml.com" />
 
     <path id="test-libs">