diff --git a/pitfall/.travis.yml b/pitfall/.travis.yml
index e8f26c78..b82f4060 100644
--- a/pitfall/.travis.yml
+++ b/pitfall/.travis.yml
@@ -13,7 +13,10 @@ env:
     #- 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
     # natipkg builds not available for HEAD or HEADCS
     #- RACKET_VERSION=HEAD
     #- RACKET_VERSION=HEADCS