diff --git a/.github/workflows/cmake.yml b/.github/workflows/cmake.yml
index 08b667a78..3fe4b4949 100644
--- a/.github/workflows/cmake.yml
+++ b/.github/workflows/cmake.yml
@@ -17,7 +17,7 @@ jobs:
     runs-on: ${{ matrix.os }}
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Configure Quantum++
         run: cmake -B build
@@ -69,7 +69,7 @@ jobs:
         run: |
           python3 -m venv venv
           if [ "$RUNNER_OS" == "Windows" ]; then
-            .\venv\Scripts\activate
+            venv/Scripts/activate
           else
             . venv/bin/activate
           fi