diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 3900431..1a0f3ab 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -16,19 +16,19 @@ jobs:
       matrix:
         include:
           - pair:
-              elixir: 1.14
-              otp: 24
+              elixir: "1.14"
+              otp: "24"
           - pair:
-              elixir: 1.16
-              otp: 26
+              elixir: "1.16"
+              otp: "26"
           - pair:
-              elixir: 1.18
-              otp: 27
+              elixir: "1.18"
+              otp: "27"
             lint: lint
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
 
-      - uses: erlef/setup-elixir@v1
+      - uses: erlef/setup-beam@v1
         with:
           otp-version: ${{matrix.pair.otp}}
           elixir-version: ${{matrix.pair.elixir}}