diff --git a/.template-helpers/variant.sh b/.template-helpers/variant.sh
index 88ebbcce6..9999e89f8 100755
--- a/.template-helpers/variant.sh
+++ b/.template-helpers/variant.sh
@@ -1,5 +1,5 @@
 #!/bin/bash
-set -e
+set -eo pipefail
 
 repo="$1"
 if [ -z "$repo" ]; then
diff --git a/hello-world/update.sh b/hello-world/update.sh
index 98755f974..166eb33ee 100755
--- a/hello-world/update.sh
+++ b/hello-world/update.sh
@@ -1,5 +1,5 @@
 #!/bin/bash
-set -e
+set -eo pipefail
 
 docker pull hello-world &> /dev/null