diff --git a/install.sh b/install.sh
index 027e642..f0ddb18 100755
--- a/install.sh
+++ b/install.sh
@@ -1,2 +1,2 @@
-#!/bin/bash
+#!/bin/bash -e
 git submodule update --init --recursive
diff --git a/link.sh b/link.sh
index d98d65d..4e661f0 100755
--- a/link.sh
+++ b/link.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/bin/bash -e
 if [ ! -d ~/.config/nvim ]; then
     ln -s $PWD ~/.config/nvim
 fi
diff --git a/upgrade.sh b/upgrade.sh
index 27cee08..a4f0b26 100755
--- a/upgrade.sh
+++ b/upgrade.sh
@@ -1,2 +1,2 @@
-#!/bin/sh
+#!/bin/bash -e
 git submodule update --remote --merge