diff --git a/.travis.yml b/.travis.yml
index 5dab599..50aa8f0 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -15,9 +15,10 @@ env:
     - RACKET_VERSION=6.9
     - RACKET_VERSION=6.12
     - RACKET_VERSION=7.0
-    - RACKET_VERSION=7.1
-    - RACKET_VERSION=7.2
     - RACKET_VERSION=7.3
+    - RACKET_VERSION=7.4
+    - RACKET_VERSION=7.5
+    - RACKET_VERSION=7.6
     - RACKET_VERSION=HEAD
     - RACKET_VERSION=HEADCS