diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 4af17b1de08..182b9c7a7fb 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -325,6 +325,10 @@ msys2-mingw32:
     CHERE_INVOKING: "yes"
     CFLAGS: -coverage -ftest-coverage -fprofile-arcs
     PYTHONUTF8: "1"
+    # FIXME: For some reason enabling jit debugging "fixes" random python crashes
+    # see https://github.com/msys2/MINGW-packages/issues/11864 and
+    # https://gitlab.gnome.org/GNOME/glib/-/merge_requests/3280#note_1678973
+    MSYS: "winjitdebug"
   script:
     - C:\msys64\usr\bin\pacman --noconfirm -Syyuu --ask 20
     - C:\msys64\usr\bin\bash .gitlab-ci/show-execution-environment.sh
@@ -351,6 +355,10 @@ msys2-clang64:
     MSYSTEM: "CLANG64"
     CHERE_INVOKING: "yes"
     PYTHONUTF8: "1"
+    # FIXME: For some reason enabling jit debugging "fixes" random python crashes
+    # see https://github.com/msys2/MINGW-packages/issues/11864 and
+    # https://gitlab.gnome.org/GNOME/glib/-/merge_requests/3280#note_1678973
+    MSYS: "winjitdebug"
   script:
     - C:\msys64\usr\bin\pacman --noconfirm -Syyuu --ask 20
     - C:\msys64\usr\bin\bash .gitlab-ci/show-execution-environment.sh