diff --git a/.travis.yml b/.travis.yml
index f64a9c8d6f..2226c23552 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -8,7 +8,7 @@ services:
 node_js:
   - "10"
 
-+before_install:
+before_install:
   - "echo '{\"experimental\": true}' | sudo tee /etc/docker/daemon.json"
   - sudo apt update -y
   - sudo apt install --only-upgrade docker-ce -y