diff --git a/src/nifty_ls/__init__.py b/src/nifty_ls/__init__.py
index 41796ed..a86d977 100644
--- a/src/nifty_ls/__init__.py
+++ b/src/nifty_ls/__init__.py
@@ -1,5 +1,8 @@
 import logging
 
+from .core import lombscargle
+
+__all__ = ['lombscargle']
 
 # Make fastnifty available as a method for astropy's Lomb Scargle
 try: