diff --git a/build.py b/build.py
index a749d2781..b34981789 100644
--- a/build.py
+++ b/build.py
@@ -167,7 +167,17 @@ def linux_less_specific_so_target(self: T) -> T:
     )
     def copy(self, destination_root: pathlib.Path) -> None:
         destination = destination_root / self.destination
-        destination.parent.mkdir(parents=True, exist_ok=True)
+        try:
+            destination.parent.mkdir(parents=True, exist_ok=True)
+        except (NotADirectoryError, FileExistsError):
+            subprocess.run(['df', '-h'], check=True)
+            print('destination_root', destination_root)
+            print('self.source', self.source)
+            print('self.destination', self.destination)
+            print('destination', destination)
+            print('destination.parent', destination.parent, destination.parent.is_dir(), destination.parent.is_file())
+            print('destination.parent.iterdir()', list(destination.parent.iterdir()))
+            raise
 
         shutil.copy(src=fspath(self.source), dst=fspath(destination))
 
@@ -722,14 +732,14 @@ def build(configuration: Configuration):
 
         copy_actions.add(FileCopyAction(
             source=qml_plugin,
-            destination=package_plugins,
+            destination=package_plugins / qml_plugin.name,
         ))
 
         all_copy_actions[destinations.package].add(FileCopyAction(
             source=qml_plugin,
             destination=destinations.examples.relative_to(
                 destinations.package,
-            ),
+            ) / qml_plugin.name,
         ))
     elif configuration.platform == 'linux':
         designer_plugin_path = build_path / 'designer' / 'libpyqt5.so'
@@ -750,14 +760,14 @@ def build(configuration: Configuration):
 
         copy_actions.add(FileCopyAction(
             source=qml_plugin,
-            destination=package_plugins,
+            destination=package_plugins / qml_plugin.name,
         ))
 
         all_copy_actions[destinations.package].add(FileCopyAction(
             source=qml_plugin,
             destination=destinations.examples.relative_to(
                 destinations.package,
-            ),
+            ) / qml_plugin.name,
         ))
     # elif configuration.platform == 'darwin':
     #     package_plugins = destinations.qt / 'plugins'