diff --git a/Cantera/python/Cantera/__init__.py b/Cantera/python/Cantera/__init__.py
index 1ff7ba54a..33de7ff60 100755
--- a/Cantera/python/Cantera/__init__.py
+++ b/Cantera/python/Cantera/__init__.py
@@ -46,5 +46,5 @@ def addDirectory(dir):
     import _cantera
     return _cantera.ct_addDirectory(dir)
 
-if ctdata:
-    addDirectory(ctdata)
+#if ctdata:
+#    addDirectory(ctdata)