diff --git a/dev/docs/source/working_with_tables.rst b/dev/docs/source/working_with_tables.rst
index a2d8d179f..73fbb576c 100644
--- a/dev/docs/source/working_with_tables.rst
+++ b/dev/docs/source/working_with_tables.rst
@@ -243,6 +243,8 @@ The sub-properties that can be set are:
 +----------------+
 | header         |
 +----------------+
+| header_format  |
++----------------+
 | formula        |
 +----------------+
 | total_string   |