diff --git a/src/getRevision.sh b/src/getRevision.sh
index afc2fc4f..7c0782d8 100755
--- a/src/getRevision.sh
+++ b/src/getRevision.sh
@@ -1,12 +1,12 @@
-SCRIPT_DIRECTORY=`dirname $0`
+SCRIPT_DIRECTORY=`dirname "$0"`
 rev=\"`git rev-parse --short HEAD`\"
-lastrev=$(head -n 1 $SCRIPT_DIRECTORY/Revision.h 2> /dev/null | awk -F'PLUGIN_REVISION ' {'print $2'})
+lastrev=$(head -n 1 "$SCRIPT_DIRECTORY/Revision.h" 2> /dev/null | cut -d ' ' -f3)
 
 echo current revision $rev
 echo last build revision $lastrev
 
 if [ "$lastrev" != "$rev" ]
 then
-   echo "#define PLUGIN_REVISION $rev" > $SCRIPT_DIRECTORY/Revision.h
-   echo "#define PLUGIN_REVISION_W L$rev" >> $SCRIPT_DIRECTORY/Revision.h
+   echo "#define PLUGIN_REVISION $rev" > "$SCRIPT_DIRECTORY/Revision.h"
+   echo "#define PLUGIN_REVISION_W L$rev" >> "$SCRIPT_DIRECTORY/Revision.h"
 fi