diff --git a/.travis.yml b/.travis.yml
index 4474c69..29bc907 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -18,9 +18,7 @@ env:
    - ST=GemStone-3.0.1 
    - ST=GemStone-3.1.0.6
    - ST=GemStone-3.2.0
-   - ST=GemStone-3.2.1
-   - ST=GemStone-3.2.2
-   - ST=GemStone-3.2.3
+   - ST=GemStone-3.2.6
 
 install:
    - export PROJECT_HOME="$(pwd)"