diff --git a/install.sh b/install.sh
index 3dd8a9e..8de287a 100755
--- a/install.sh
+++ b/install.sh
@@ -1,5 +1,7 @@
 #!/bin/bash
 
+set -e
+
 if [[ -d /usr/local/nginx ]]; then
     rm -rf /usr/local/nginx
 fi