diff --git a/synit-pid1/dockertest/go b/synit-pid1/dockertest/go
index 99ae592..7a34bca 100755
--- a/synit-pid1/dockertest/go
+++ b/synit-pid1/dockertest/go
@@ -1,5 +1,7 @@
 #!/bin/sh
 
+set -eu
+
 (cd ..; cross build --target x86_64-unknown-linux-musl) &
 make -C ../../../syndicate-rs static &
 wait