diff --git a/scripts/release-lib.sh b/scripts/release-lib.sh
index b709753459a6..6008c39cef48 100644
--- a/scripts/release-lib.sh
+++ b/scripts/release-lib.sh
@@ -123,7 +123,7 @@ function update_copyright() {
   DIR=$(dirname "$0")
   PDIR=$(dirname "$DIR")
 
-  if ! "docker build -t kong/update-copyright ${DIR} && docker run -v ${PDIR}:/workspace --rm kong/update-copyright"
+  if ! (docker build -t kong/update-copyright ${DIR} && docker run -v ${PDIR}:/workspace --rm kong/update-copyright)
   then
     die "Could not update copyright file. Check logs for missing licenses, add hardcoded ones if needed"
   fi