diff --git a/examples/systemd-timer-example.nix b/examples/systemd-timer-example.nix
index 24e4efb..1064cde 100644
--- a/examples/systemd-timer-example.nix
+++ b/examples/systemd-timer-example.nix
@@ -86,7 +86,7 @@
 
     # Shell commands executed as the service's main process.
     script = ''
-      set -eu
+      set -eu -o pipefail
       ${pkgs.coreutils}/bin/echo "Hello World"
     '';
   };
diff --git a/hosts/yodaNas/host-specific.nix b/hosts/yodaNas/host-specific.nix
index b808e8a..b7338db 100644
--- a/hosts/yodaNas/host-specific.nix
+++ b/hosts/yodaNas/host-specific.nix
@@ -108,6 +108,8 @@ in
       docker
     ];
     script = ''
+      set -eu -o pipefail
+      /mnt/data/docker-compose/docker-compose pull
       /mnt/data/docker-compose/docker-compose up -d --wait
     '';
     # Start after login.