diff --git a/parser/.travis.yml b/parser/.travis.yml
index c7043aa..1a2be7b 100644
--- a/parser/.travis.yml
+++ b/parser/.travis.yml
@@ -1,6 +1,6 @@
 language: rust
 rust:
-  - 1.11.0
+  - 1.22.1
   - 1.16.0
   - beta
   - nightly