diff --git a/docs/en/server/development/gcc/gcc-basic-performance-optimization-user-guide.md b/docs/en/server/development/gcc/gcc-basic-performance-optimization-user-guide.md
index e65f3458ee487eb261d7f254db1aeac3b8cb4946..f3471bfbcd68ea1f928ab22a48f4000237f10873 100644
--- a/docs/en/server/development/gcc/gcc-basic-performance-optimization-user-guide.md
+++ b/docs/en/server/development/gcc/gcc-basic-performance-optimization-user-guide.md
@@ -1,4 +1,4 @@
-# GCC Basic Performance Optimization User Guide
+# GCC Basic Performance Optimization
 
 ## Introduction
 
diff --git a/docs/en/server/development/gcc/kernel-fdo-user-guide.md b/docs/en/server/development/gcc/kernel-fdo-user-guide.md
index 02c9ec2b151b0e06e05168bd6de78374be9acfd8..b25d25b069db57117e4bfaf2a4f3251e29541ecb 100644
--- a/docs/en/server/development/gcc/kernel-fdo-user-guide.md
+++ b/docs/en/server/development/gcc/kernel-fdo-user-guide.md
@@ -1,4 +1,4 @@
-# Kernel FDO User Guide
+# Kernel FDO
 
 ## Overview