diff --git a/ci/elixir.yml b/ci/elixir.yml
index 7823057..c0bb8c8 100644
--- a/ci/elixir.yml
+++ b/ci/elixir.yml
@@ -12,8 +12,8 @@ jobs:
     - name: Setup elixir
       uses: actions/setup-elixir@v1.0.0
       with:
-        elixir-version: 1.9.x
-        otp-version: 22.x
+        elixir-version: 1.9.x # Define the elixir version [required]
+        otp-version: 22.x # Define the OTP version [required]
     - name: Install Dependencies
       run: |
         mix local.rebar --force