diff --git a/setup.py b/setup.py
index 0af838ed2e83bd3d8ddcc9b85f2486ef284bd3f3..391aebfe66fb2d212b86c895ffd92640b964426b 100644
--- a/setup.py
+++ b/setup.py
@@ -200,7 +200,7 @@ def main():
               ],
 
             # build info
-            packages=["pyopencl", "pyopencl.compyte"],
+            packages=["pyopencl", "pyopencl.characterize", "pyopencl.compyte"],
 
             install_requires=[
                 "pytools>=2011.2",