diff --git a/pygmx/__init__.py b/pygmx/__init__.py
index 2c7161e..4d3e04f 100644
--- a/pygmx/__init__.py
+++ b/pygmx/__init__.py
@@ -3,8 +3,9 @@ Python wrapper for gromacs tools.
 """
 
 from . import tpxio
-from . import xtcio
-from . import tngio
+# from . import xtcio
+# from . import tngio
 
 from .tpxio import TPXReader
+from .xtcio import XTCReader
 # from .enxio import EDRFile