diff --git a/tools/release-all/release-all.sh b/tools/release-all/release-all.sh
index 92eb1f4..23489f1 100755
--- a/tools/release-all/release-all.sh
+++ b/tools/release-all/release-all.sh
@@ -17,6 +17,9 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+set -e
+set -o pipefail
+
 PROG=$(basename "$0")
 
 # Crude associative-array-ish thingy that works in bash v3 for Mac.