diff --git a/pyjs/lib/logging/__init__.py b/pyjs/lib/logging/__init__.py
index ba23514c0..5085e573a 100644
--- a/pyjs/lib/logging/__init__.py
+++ b/pyjs/lib/logging/__init__.py
@@ -48,7 +48,7 @@
 # caller stack frame.
 #
 _srcfile = __file__
-#_srcfile = os.path.normcase(_srcfile)
+_srcfile = os.path.normcase(_srcfile)
 
 # next bit filched from 1.5.2's inspect.py
 def currentframe():