diff --git a/Documentation/hwmon/inspur-ipsps1.rst b/Documentation/hwmon/inspur-ipsps1.rst
index 2b871ae3448f289d433cb932d3be641e3748f608..292c0c26bdd1936fce44d8bbc2368ab0eceb098b 100644
--- a/Documentation/hwmon/inspur-ipsps1.rst
+++ b/Documentation/hwmon/inspur-ipsps1.rst
@@ -1,5 +1,5 @@
 Kernel driver inspur-ipsps1
-=======================
+===========================
 
 Supported chips: