diff --git a/openpype/hosts/hiero/__init__.py b/openpype/hosts/hiero/__init__.py
index 15bd10fdb0..2d674b3fa7 100644
--- a/openpype/hosts/hiero/__init__.py
+++ b/openpype/hosts/hiero/__init__.py
@@ -18,6 +18,7 @@ def add_implementation_envs(env, _app):
             new_hiero_paths.append(norm_path)
 
     env["HIERO_PLUGIN_PATH"] = os.pathsep.join(new_hiero_paths)
+    env.pop("QT_AUTO_SCREEN_SCALE_FACTOR", None)
 
     # Try to add QuickTime to PATH
     quick_time_path = "C:/Program Files (x86)/QuickTime/QTSystem"