diff --git a/travis-auto-deploy.sh b/travis-auto-deploy.sh
index 860a173e8..4704a8233 100644
--- a/travis-auto-deploy.sh
+++ b/travis-auto-deploy.sh
@@ -21,7 +21,7 @@ else
   ls -l /home/travis/build/jsmaniac/scribble-mathjax/.git/index.lock || true
 
   # SSH configuration
-  mkdir ~/.ssh
+  mkdir -p ~/.ssh
   chmod 700 ~/.ssh
   set +x
   ls -l /home/travis/build/jsmaniac/scribble-mathjax/.git/index.lock || true