diff --git a/build.gradle b/build.gradle
index 8d9615e..cb78e2d 100644
--- a/build.gradle
+++ b/build.gradle
@@ -10,7 +10,7 @@ plugins {
 
 group = 'com.github.kbase'
 
-var VER_JAVA_COMMON = "0.3.0"
+var VER_JAVA_COMMON = "0.3.1"
 var VER_AUTH2_CLIENT = "0.5.0"
 
 var DEFAULT_URL = "https://ci.kbase.us/services/narrative_method_store/rpc"