diff --git a/docs/design/autoware-architecture/perception/reference_implementation.md b/docs/design/autoware-architecture/perception/reference_implementation.md
index 7e9fa6d2a64..313471ae162 100644
--- a/docs/design/autoware-architecture/perception/reference_implementation.md
+++ b/docs/design/autoware-architecture/perception/reference_implementation.md
@@ -1,4 +1,4 @@
-# Perception component Reference Implementation Design
+# Perception Component Reference Implementation Design
 
 ## Purpose of this document