diff --git a/.travis.yml b/.travis.yml
index 6f31723..ec74e69 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -6,10 +6,10 @@ matrix:
   include:
   - name: nixos-unstable
     env: NIX_PATH=nixpkgs=channel:nixos-unstable IMAGE_TAG=latest
-  - name: nixos-18.09
-    env: NIX_PATH=nixpkgs=channel:nixos-18.09 IMAGE_TAG=nixos-18.09
   - name: nixos-19.03
     env: NIX_PATH=nixpkgs=channel:nixos-19.03 IMAGE_TAG=nixos-19.03
+  - name: nixos-19.09
+    env: NIX_PATH=nixpkgs=channel:nixos-19.09 IMAGE_TAG=nixos-19.09
 
 script:
   - nix-shell --run ./.travis.sh