diff --git a/.Sanitize b/.Sanitize
index 752630c340..d6d21eeae3 100644
--- a/.Sanitize
+++ b/.Sanitize
@@ -15,7 +15,7 @@
 
 Do-first:
 
-cygnus_files = "release release-info build-all.mk"
+cygnus_files="release release-info build-all.mk"
 
 if ( echo $* | grep keep\-cygnus > /dev/null) ; then
 	keep_these_too="${keep_these_too} ${cygnus_files}"
@@ -23,7 +23,7 @@ else
 	lose_these_too="${lose_these_too} ${cygnus_files}"
 fi
 
-mpw_files = "mpw-README mpw-configure mpw-config.in mpw-build.in ChangeLog.mpw"
+mpw_files="mpw-README mpw-configure mpw-config.in mpw-build.in ChangeLog.mpw"
 
 if ( echo $* | grep keep\-mpw > /dev/null) ; then
 	keep_these_too="${keep_these_too} ${mpw_files}"