diff --git a/.github/workflows/elixir.yml b/.github/workflows/elixir.yml
index ac08c6a..324f210 100644
--- a/.github/workflows/elixir.yml
+++ b/.github/workflows/elixir.yml
@@ -8,6 +8,10 @@ on:
 
 permissions:
   contents: read
+  
+env:
+  MIX_ENV: test
+  ImageOS: ubuntu20
 
 jobs:
   build:
@@ -20,8 +24,8 @@ jobs:
     - name: Set up Elixir
       uses: erlef/setup-beam@988e02bfe678367a02564f65ca2e37726dc0268f
       with:
-        elixir-version: '1.14.1' # Define the elixir version [required]
-        otp-version: '24' # Define the OTP version [required]
+        elixir-version: '1.14.1'
+        otp-version: '24'
     - name: Restore dependencies cache
       uses: actions/cache@v3
       with: