diff --git a/example/.travis.yml b/example/.travis.yml
index 65885dd..7638cbe 100644
--- a/example/.travis.yml
+++ b/example/.travis.yml
@@ -31,6 +31,7 @@ env:
     - RACKET_VERSION=7.4
     - RACKET_VERSION=7.5
     - RACKET_VERSION=7.6
+    - RACKET_VERSION=7.7
     # "HEAD" is a daily snapshot built from the `master` branch.
     # This is the main variant of Racket that uses its own runtime.
     - RACKET_VERSION=HEAD