diff --git a/setup.py b/setup.py
index 57c8d4030..8819cda49 100644
--- a/setup.py
+++ b/setup.py
@@ -36,7 +36,9 @@
               'dpdata/xyz',
               'dpdata/pwmat', 
               'dpdata/amber',
-              'dpdata/fhi_aims'],
+              'dpdata/fhi_aims',
+              'dpdata/gromacs'
+    ],
     package_data={'dpdata':['*.json']},
     classifiers=[
         "Programming Language :: Python :: 3.6",