diff --git a/mesonbuild/mdevenv.py b/mesonbuild/mdevenv.py
index c8d0144c5..cc69fb6e0 100644
--- a/mesonbuild/mdevenv.py
+++ b/mesonbuild/mdevenv.py
@@ -10,7 +10,7 @@ import typing as T
 from pathlib import Path
 from . import build, minstall
 from .mesonlib import (EnvironmentVariables, MesonException, is_windows, setup_vsenv, OptionKey,
-                       get_wine_shortpath, MachineChoice)
+                       get_wine_shortpath, MachineChoice, relpath)
 from . import mlog
 
 
@@ -140,7 +140,7 @@ def write_gdb_script(privatedir: Path, install_data: 'InstallData', workdir: Pat
         if first_time:
             gdbinit_path = gdbinit_path.resolve()
             workdir_path = workdir.resolve()
-            rel_path = gdbinit_path.relative_to(workdir_path)
+            rel_path = Path(relpath(gdbinit_path, workdir_path))
             mlog.log('Meson detected GDB helpers and added config in', mlog.bold(str(rel_path)))
             mlog.log('To load it automatically you might need to:')
             mlog.log(' - Add', mlog.bold(f'add-auto-load-safe-path {gdbinit_path.parent}'),