diff --git a/.travis.yml b/.travis.yml
index 3afc9965..b1fcba07 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -95,5 +95,5 @@ deploy:
   on:
     tags: true
     repo: MongoEngine/mongoengine
-    condition: $PYMONGO = 3.x AND $MONGODB = 3.4
+    condition: ($PYMONGO = 3.x) && ($MONGODB = 3.4)
     python: 2.7