diff --git a/docs/how-to/calculate_pgscatalog.rst b/docs/how-to/calculate_pgscatalog.rst
index c7e5929b..dc2cd55f 100644
--- a/docs/how-to/calculate_pgscatalog.rst
+++ b/docs/how-to/calculate_pgscatalog.rst
@@ -51,7 +51,7 @@ parameter:
 
 .. code-block:: console
 
-    --efi_id EFO_0001645
+    --efo_id EFO_0001645
 
 Multiple traits can be set by using a comma separated list.