diff --git a/projects/CO-DETR/__init__.py b/projects/CO-DETR/__init__.py
new file mode 100644
index 00000000000..e69de29bb2d
diff --git a/projects/__init__.py b/projects/__init__.py
new file mode 100644
index 00000000000..e69de29bb2d
diff --git a/setup.py b/setup.py
index 25f1cf7fb0f..ec2e324d947 100755
--- a/setup.py
+++ b/setup.py
@@ -197,7 +197,7 @@ def add_mim_extension():
         author_email='openmmlab@gmail.com',
         keywords='computer vision, object detection',
         url='https://github.com/open-mmlab/mmdetection',
-        packages=find_packages(exclude=('configs', 'tools', 'demo')),
+        packages=find_packages(exclude=('configs', 'tools', 'demo')) + ['projects'], # FIXME
         include_package_data=True,
         classifiers=[
             'Development Status :: 5 - Production/Stable',