diff --git a/hack/release-tools/tag-release.sh b/hack/release-tools/tag-release.sh
index 964f558e8..a8591a899 100755
--- a/hack/release-tools/tag-release.sh
+++ b/hack/release-tools/tag-release.sh
@@ -38,6 +38,9 @@
 # This script is meant to be a combination of documentation and executable.
 # If you have questions at any point, please stop and ask!
 
+# Fail on any error.
+set -eo pipefail
+
 # Directory in which the script itself resides, so we can use it for calling programs that are in the same directory.
 DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd )"