diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index a4c457cad2..1b17939388 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -41,7 +41,7 @@ jobs:
           - qt-version: '5.12'
             mingw-version: '7.3'
             mingw-short-version: '73'
-            python-version: '3.10'
+            python-version: '3.9'
             mingw-bitness: '32'
  #           deploy-installer: true
 
@@ -49,7 +49,7 @@ jobs:
             mingw-version: '8.1'
             mingw-bitness: '64'
             mingw-short-version: '81'
-            python-version: '3.10'
+            python-version: '3.9'
             deploy-installer: true