diff -r 06161ebf74ee src/org/python/core/PySystemState.java
--- a/src/org/python/core/PySystemState.java	Mon May 19 09:02:22 2014 +0100
+++ b/src/org/python/core/PySystemState.java	Tue May 20 14:48:41 2014 -0500
@@ -1348,6 +1348,7 @@
         if (standalone) {
             // standalone jython: add the /Lib directory inside JYTHON_JAR to the path
             addPaths(path, jarFileName + "/Lib");
+            addPaths(path, jarFileName + "/Lib/site-packages");
         }
 
         return path;