doc: use common heading

groonga · Nov 24, 2015 · fae1886 · fae1886
1 parent 2c47459
commit fae1886
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/doc/source/reference/command/pretty_print.rst b/doc/source/reference/command/pretty_print.rst
@@ -13,8 +13,8 @@ Summary
 Groonga supports pretty print when you choose JSON for
 :doc:`output_format`.
 
-How to use
-----------
+Usage
+-----
 
 Just specify ``yes`` to ``output_pretty`` parameter::