Travis: Install optipng in the before_install hook.

papandreou · Jun 16, 2015 · fd95298 · fd95298
1 parent 3b4fc5c
commit fd95298
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/.travis.yml b/.travis.yml
@@ -2,5 +2,5 @@ language: node_js
 node_js:
   - "0.10"
   - "0.12"
-before_install: "npm install -g npm && npm cache clean"
+before_install: "sudo apt-get update && sudo apt-get install -y optipng && npm install -g npm && npm cache clean"
 script: "npm run-script travis"