diff --git a/.github/workflows/elixir.yml b/.github/workflows/elixir.yml
index abef6e7..d077a6b 100644
--- a/.github/workflows/elixir.yml
+++ b/.github/workflows/elixir.yml
@@ -18,7 +18,7 @@ jobs:
       matrix:
         otp: ["23"]
         elixir: ["1.11.0"]
-        ash: ["master", "1.31.0"]
+        ash: ["master", "1.33.0"]
         pg_version: ["9.5", "9.6", "11"]
     env:
       GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}