diff --git a/.travis.yml b/.travis.yml
index 446049c..6f83041 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -7,9 +7,7 @@
     - d: dmd-2.078.0
       env: [FRONTEND=2.078]
     - d: dmd-2.077.1
-      env:
-        - [FRONTEND=2.077]
-        - [COVERAGE=true]
+      env: [FRONTEND=2.077, COVERAGE=true]
     - d: dmd-2.076.1
       env: [FRONTEND=2.076]
     - d: dmd-2.075.1