diff --git a/scripts/remove-incomplete-mo b/scripts/remove-incomplete-mo
index e338a460c..ac82b601c 100755
--- a/scripts/remove-incomplete-mo
+++ b/scripts/remove-incomplete-mo
@@ -28,7 +28,7 @@ check() {
     else
         UNTRANSLATED=0
     fi
-    PERCENT=`expr 100 \* $TRANSLATED / \( $TRANSLATED + $FUZZY + $UNTRANSLATED \)`
+    PERCENT=`expr 100 \* $TRANSLATED / \( $TRANSLATED + $FUZZY + $UNTRANSLATED \) || true`
 
     if [ $PERCENT -lt $THRESHOLD ] ; then
         echo "Removing $lang, only $PERCENT%"