diff --git a/.github/workflows/cd.yml b/.github/workflows/cd.yml
index e35b4c7..b801402 100644
--- a/.github/workflows/cd.yml
+++ b/.github/workflows/cd.yml
@@ -23,7 +23,7 @@ jobs:
       run: sudo apt install doxygen graphviz
 
     - name: Checkout
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     - name: Configure
       run: cmake -B build