--- a/localepurge
+++ b/localepurge
@@ -254,7 +254,7 @@
 
 # Calculating and reporting total disk space freed:
 if [ "$SHOWFREEDSPACE" = "enabled" ]; then
-    let TOTAL=$LOCALETOTAL+$MANTOTAL
+    TOTAL=$(($LOCALETOTAL+$MANTOTAL))
     if test $TOTAL -lt 0; then
         TOTAL=0
     fi