diff --git a/doc/userguide/rules/enip-keyword.rst b/doc/userguide/rules/enip-keyword.rst
index d37f26859f..fdcc6eec4b 100644
--- a/doc/userguide/rules/enip-keyword.rst
+++ b/doc/userguide/rules/enip-keyword.rst
@@ -1,5 +1,5 @@
 ENIP/CIP Keywords
-==============
+=================
 
 The enip_command and cip_service keywords can be used for matching on various properties of
 ENIP requests.
diff --git a/doc/userguide/rules/index.rst b/doc/userguide/rules/index.rst
index 4044ede56d..1600014f6d 100644
--- a/doc/userguide/rules/index.rst
+++ b/doc/userguide/rules/index.rst
@@ -17,6 +17,7 @@ Suricata Rules
    tls-keywords
    modbus-keyword
    dnp3-keywords
+   enip-keyword
    rule-lua-scripting
    normalized-buffers
    live-rule-swap