diff --git a/.travis.yml b/.travis.yml
index 7d8bda91..b7e201e7 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -44,10 +44,13 @@ matrix:
         - cd "${TRAVIS_BUILD_DIR}/serde_derive"
         - cargo build
 
+    - rust: 1.19.0
     - rust: 1.20.0
     - rust: 1.21.0
     - rust: 1.25.0
     - rust: 1.26.0
+    - rust: 1.27.0
+    - rust: 1.28.0
     - rust: 1.34.0
 
     - rust: 1.36.0