diff --git a/.github/workflows/CI-windows.yml b/.github/workflows/CI-windows.yml
index bbd587a6aa7..4be14a6b611 100644
--- a/.github/workflows/CI-windows.yml
+++ b/.github/workflows/CI-windows.yml
@@ -47,6 +47,7 @@ jobs:
         with:
           version: ${{ matrix.qt_ver }}
           modules: 'qtcharts'
+          setup-python: 'false'
           cache: true
 
       - name: Run CMake for GUI release (Qt 5)
diff --git a/.github/workflows/asan.yml b/.github/workflows/asan.yml
index d1efccfbd88..53cd49000c5 100644
--- a/.github/workflows/asan.yml
+++ b/.github/workflows/asan.yml
@@ -60,6 +60,7 @@ jobs:
         with:
           version: ${{ env.QT_VERSION }}
           modules: 'qtcharts'
+          setup-python: 'false'
           cache: true
 
       - name: Install missing Python packages
diff --git a/.github/workflows/clang-tidy.yml b/.github/workflows/clang-tidy.yml
index fa59af3512c..459ac498736 100644
--- a/.github/workflows/clang-tidy.yml
+++ b/.github/workflows/clang-tidy.yml
@@ -51,6 +51,7 @@ jobs:
         with:
           version: ${{ env.QT_VERSION }}
           modules: 'qtcharts'
+          setup-python: 'false'
           install-deps: false
           cache: true
 
diff --git a/.github/workflows/iwyu.yml b/.github/workflows/iwyu.yml
index d817632bf1a..27c93c02049 100644
--- a/.github/workflows/iwyu.yml
+++ b/.github/workflows/iwyu.yml
@@ -104,6 +104,7 @@ jobs:
         with:
           version: ${{ env.QT_VERSION }}
           modules: 'qtcharts'
+          setup-python: 'false'
           install-deps: false
           cache: true
 
@@ -195,6 +196,7 @@ jobs:
         with:
           version: ${{ env.QT_VERSION }}
           modules: 'qtcharts'
+          setup-python: 'false'
           install-deps: false
           cache: true
 
diff --git a/.github/workflows/release-windows.yml b/.github/workflows/release-windows.yml
index 88e324c3b90..a85fbc589e1 100644
--- a/.github/workflows/release-windows.yml
+++ b/.github/workflows/release-windows.yml
@@ -59,6 +59,7 @@ jobs:
         with:
           version: ${{ env.QT_VERSION }}
           modules: 'qtcharts'
+          setup-python: 'false'
           tools: 'tools_opensslv3_x64'
 
       # TODO: build with multiple threads
diff --git a/.github/workflows/selfcheck.yml b/.github/workflows/selfcheck.yml
index aa665b7cfe8..fe0f9c18b0c 100644
--- a/.github/workflows/selfcheck.yml
+++ b/.github/workflows/selfcheck.yml
@@ -46,6 +46,7 @@ jobs:
         with:
           version: ${{ env.QT_VERSION }}
           modules: 'qtcharts'
+          setup-python: 'false'
           install-deps: false
           cache: true
 
diff --git a/.github/workflows/tsan.yml b/.github/workflows/tsan.yml
index 389a738eebf..2134dbb7b6c 100644
--- a/.github/workflows/tsan.yml
+++ b/.github/workflows/tsan.yml
@@ -60,6 +60,7 @@ jobs:
         with:
           version: ${{ env.QT_VERSION }}
           modules: 'qtcharts'
+          setup-python: 'false'
           cache: true
 
       - name: Install missing Python packages
diff --git a/.github/workflows/ubsan.yml b/.github/workflows/ubsan.yml
index 351ee813491..b50601e6b58 100644
--- a/.github/workflows/ubsan.yml
+++ b/.github/workflows/ubsan.yml
@@ -60,6 +60,7 @@ jobs:
         with:
           version: ${{ env.QT_VERSION }}
           modules: 'qtcharts'
+          setup-python: 'false'
           cache: true
 
       - name: Install missing Python packages