diff --git a/agasc/agasc.py b/agasc/agasc.py
index e124692..16c717f 100644
--- a/agasc/agasc.py
+++ b/agasc/agasc.py
@@ -35,6 +35,7 @@
     "write_agasc",
     "TABLE_DTYPE",
     "TableOrder",
+    "add_pmcorr_columns",
 ]
 
 logger = logging.getLogger("agasc")