diff --git a/Makefile b/Makefile
index d6b23bf..daef877 100644
--- a/Makefile
+++ b/Makefile
@@ -1,4 +1,4 @@
-VER=$(shell git rev-list --count HEAD)
+VER=$(shell test -d .git && git rev-list --count HEAD || echo 0)
 IDENTIFIER=de.uni-stuttgart.physcip.mountclean
 SCRIPTNAME=mountclean.py
 
diff --git a/mountclean.py b/mountclean.py
index 3cb266a..e75159b 100755
--- a/mountclean.py
+++ b/mountclean.py
@@ -45,6 +45,8 @@ def log(msg):
 	'SSPasteboardHelp',
 	'com.apple.Charac',
 	'com.apple.audio.',
+	'com.apple.intern',
+	'com.apple.CoreSi',
 	# Dropbox client
 	'Dropbox',
 	'dbfseventsd',