diff --git a/.github/workflows/mix_test.yml b/.github/workflows/mix_test.yml
index 904daed..518a3b7 100644
--- a/.github/workflows/mix_test.yml
+++ b/.github/workflows/mix_test.yml
@@ -14,7 +14,7 @@ jobs:
         otp: [25.1, 24.3.4]
         elixir: [1.13.4, 1.14.0]
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - uses: erlef/setup-beam@v1
         with: