diff --git a/xine-lib-cleanup-sources.sh b/xine-lib-cleanup-sources.sh
index 1cabc9c..1ccd7cc 100755
--- a/xine-lib-cleanup-sources.sh
+++ b/xine-lib-cleanup-sources.sh
@@ -48,7 +48,7 @@ for p in dvd vcd mms; do
   echo "removing $p input plugin..."
   # Remove sources
   for sourcefile in `awk '/^xineplug_inp_'$p'_la_SOURCES/ { $1=""; $2=""; print $0}' src/input/Makefile.am`; do
-      if [ "`grep -c $sourcefile src/input/Makefile.am`" -le 1 ]; then # if this file is only used for this plugin
+      if [ "`grep -v '^EXTRA_DIST = ' src/input/Makefile.am | grep -c $sourcefile`" -le 1 ]; then # if this file is only used for this plugin
           rm -f src/input/$sourcefile
       fi
   done