diff --git a/.po2tl.sh b/.po2tl.sh
index dbada29..92e3936 100755
--- a/.po2tl.sh
+++ b/.po2tl.sh
@@ -23,7 +23,7 @@ for file in ./translations-*.po; do
   filesToDo+=(file)
 done
 
-if ${#filesToDo[@]} > 0; then
+if (( ${#filesToDo[@]} > 0 )); then
   echo
   echo "\x1B[36m---------------------"
   echo "|      CLONING      |"