diff --git a/nix-flake-update.sh b/nix-flake-update.sh
index f3b00a9..0542e15 100755
--- a/nix-flake-update.sh
+++ b/nix-flake-update.sh
@@ -1,5 +1,7 @@
 #!/usr/bin/env bash
 
+set -euo pipefail
+
 git pull
 update_msg=$(nix flake update 2>&1 | grep -v 'warning:')
 make