diff --git a/tools/git-submodule/install b/tools/git-submodule/install
index aa38107..ba63987 100755
--- a/tools/git-submodule/install
+++ b/tools/git-submodule/install
@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 
-set -eu
+set -e
 
 CONFIG="install.conf.json"
 DOTBOT_DIR="dotbot"