diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index e017fc7..a5f86a4 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -15,7 +15,7 @@ jobs:
     timeout-minutes: 40
     strategy:
       matrix:
-        platform: ['ubuntu-22.04', 'macos-11']
+        platform: ['ubuntu-22.04', 'macos-13']
         python: ['3.7', '3.8', '3.9', '3.10', '3.11']
         redis-version: ['7.0', '7.2']
       fail-fast: false
@@ -189,7 +189,7 @@ jobs:
         --tls
 
     - name: Generate coverage report
-      if: matrix.python == '3.9' && matrix.platform != 'macos-11'
+      if: matrix.python == '3.9' && matrix.platform != 'macos-13'
       run: |
         TLS="tests/flow/tls"
         TLS_CERT=$TLS/redis.crt \
@@ -200,7 +200,7 @@ jobs:
 
     - name: Upload coverage to Codecov
       uses: codecov/codecov-action@v3
-      if: matrix.python == '3.9' && matrix.platform != 'macos-11'
+      if: matrix.python == '3.9' && matrix.platform != 'macos-13'
       continue-on-error: true
       with:
         token: ${{ secrets.CODECOV_TOKEN }}