diff --git a/binConfig.py b/binConfig.py
index 4093946..b16c314 100644
--- a/binConfig.py
+++ b/binConfig.py
@@ -1,4 +1,5 @@
 import os
+import os.path
 cpFiles=["Analyzer","Pileup"]
-PathtoExecutable=os.getenv( 'ANALYSISDIR' )
+PathtoExecutable=os.getenv('ANALYSISDIR', os.path.join(os.getenv('CMSSW_BASE'), 'Analyzer' ))
 outDir=os.path.join(os.getcwd(),"out")