diff --git a/saphyr/.travis.yml b/saphyr/.travis.yml
index f3e89e1..ce92e56 100644
--- a/saphyr/.travis.yml
+++ b/saphyr/.travis.yml
@@ -1,8 +1,7 @@
 language: rust
 rust:
-        - 1.0.0
-        - 1.1.0
-        - 1.5.0
+        - 1.8.0
+        - 1.16.0
         - nightly
 env:
   global: