diff --git a/scripts/countweeks b/scripts/countweeks
index f7d2745..d155d2a 100755
--- a/scripts/countweeks
+++ b/scripts/countweeks
@@ -5,7 +5,7 @@ weeks=0
 while IFS= read -r line; do
   echo "$line"
   if [[ $line =~ \(([0-9]+)\ weeks?\) ]]; then
-    ((weeks+=${BASH_REMATCH[1]}))
+   ((weeks+=BASH_REMATCH[1]))
   fi
 done
 echo