diff --git a/.github/workflows/daily.yml b/.github/workflows/daily.yml
index c64cc813e..f137f4dc5 100644
--- a/.github/workflows/daily.yml
+++ b/.github/workflows/daily.yml
@@ -19,8 +19,7 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        # macos-11 does not have tcl/tk installed, needed for stubtesting tkinter
-        os: ["ubuntu-latest", "windows-latest", "macos-10.15"]
+        os: ["ubuntu-latest", "windows-latest", "macos-latest"]
         python-version: ["3.7", "3.8", "3.9", "3.10", "3.11-dev"]
       fail-fast: false
 
diff --git a/.github/workflows/stubtest_stdlib.yml b/.github/workflows/stubtest_stdlib.yml
index 02dd0d99c..57f10c3a0 100644
--- a/.github/workflows/stubtest_stdlib.yml
+++ b/.github/workflows/stubtest_stdlib.yml
@@ -25,8 +25,7 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        # macos-11 does not have tcl/tk installed, needed for stubtesting tkinter
-        os: ["ubuntu-latest", "windows-latest", "macos-10.15"]
+        os: ["ubuntu-latest", "windows-latest", "macos-latest"]
         python-version: ["3.7", "3.8", "3.9", "3.10", "3.11-dev"]
       fail-fast: false