diff --git a/.github/scripts/get-or-create-release-branch.sh b/.github/scripts/get-or-create-release-branch.sh
index f6dae73e0ad94d9e42791fafa8a8814b13022917..6cdc829911134fc7082fd9a861f514be47b0c60a 100755
--- a/.github/scripts/get-or-create-release-branch.sh
+++ b/.github/scripts/get-or-create-release-branch.sh
@@ -3,7 +3,7 @@
 # Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
 # SPDX-License-Identifier: Apache-2.0
 #
-set -e
+set -eux
 
 # Compute the name of the release branch starting from the version that needs to be released ($SEMANTIC_VERSION).
 # If it's the beginning of a new release series, the branch is created and pushed to the remote (chosen according to