diff --git a/README_en.md b/README_en.md
index 1fc88a3..6b803fb 100644
--- a/README_en.md
+++ b/README_en.md
@@ -4,7 +4,7 @@
 
 - [1. Terminology](#1-Terminology)
 - [2. Goal](#2-Goal)
-- [3. Key Result](#3-Key Result)
+- [3. Key Result](#3-Key%20Result)
 - [4. Analysis](#4-Analysis)
 - [5. Action](#5-Action)
 - [6. Reference](#6-Reference)
@@ -15,11 +15,11 @@
     - [6.1.4. Illumination](#614-Illumination)
     - [6.1.5. Medicine](#615-Medicine)
   - [6.2. Output](#62-Output)
-    - [6.2.1. Elements of pickleball](#621-Elements of pickleball)
+    - [6.2.1. Elements of pickleball](#621-Elements%20of%20pickleball)
     - [6.2.2. Walk](#622-Walk)
-    - [6.2.3. Tooth brushing](#623-Tooth brushing)
+    - [6.2.3. Tooth brushing](#623-Tooth%20brushing)
     - [6.2.4. Bath](#624-Bath)
-    - [6.2.5. Housework(for aging males)](#625-Housework(foragingmales))
+    - [6.2.5. Housework(for aging males)](#625-Housework(for%20aging%20males))
     - [6.2.6. Sleep](#626-Sleep)
   - [6.3. Other](#63-Other)
     - [6.3.1. Emotion](#631-Emotion)