diff --git a/.travis.yml b/.travis.yml
index 405ae6f8..c7fac2e6 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -12,7 +12,8 @@ matrix:
           env: FEATURES="--no-default-features --features runtime"
         - rust: stable
           env: FEATURES="--no-default-features"
-        - rust: 1.21.0
+        # Minimum Supported Rust Version
+        - rust: 1.25.0
           env: FEATURES="--no-default-features --features runtime" BUILD_ONLY="1"
 
 cache: