diff --git a/pymbolic/geometric_algebra.py b/pymbolic/geometric_algebra/__init__.py
similarity index 100%
rename from pymbolic/geometric_algebra.py
rename to pymbolic/geometric_algebra/__init__.py
diff --git a/setup.py b/setup.py
index 8fab5f66df293e34536196035f436dcfc79585a5..6c866a1b1043d50ee831d08edf91ee93bd4709e5 100644
--- a/setup.py
+++ b/setup.py
@@ -46,7 +46,11 @@ setup(name="pymbolic",
       license="MIT",
       url="http://mathema.tician.de/software/pymbolic",
 
-      packages=["pymbolic", "pymbolic.mapper"],
+      packages=[
+          "pymbolic",
+          "pymbolic.mapper",
+          "pymbolic.geometric_algebra",
+          ],
       install_requires=[
           'pytools>=2',
           'pytest>=2.3',