diff --git a/Codes/Code-A10 (Data visualisation-3).md b/Codes/Code-A10 (Data Visualisation-3).md
similarity index 96%
rename from Codes/Code-A10 (Data visualisation-3).md
rename to Codes/Code-A10 (Data Visualisation-3).md
index cb2cdc1..0c1c638 100644
--- a/Codes/Code-A10 (Data visualisation-3).md	
+++ b/Codes/Code-A10 (Data Visualisation-3).md	
@@ -1,4 +1,4 @@
-# A10 - Data visualization-3
+# A10 - Data Visualization-3
 
 ---
 
diff --git a/Codes/Code-A9 (Data visualisation-2).md b/Codes/Code-A9 (Data Visualisation-2).md
similarity index 91%
rename from Codes/Code-A9 (Data visualisation-2).md
rename to Codes/Code-A9 (Data Visualisation-2).md
index 45c842e..faa7903 100644
--- a/Codes/Code-A9 (Data visualisation-2).md	
+++ b/Codes/Code-A9 (Data Visualisation-2).md	
@@ -1,4 +1,4 @@
-# A9 - Data visualization-2
+# A9 - Data Visualization-2
 
 ---
 
diff --git a/README.md b/README.md
index 4e4bfa0..780669c 100644
--- a/README.md
+++ b/README.md
@@ -15,8 +15,9 @@
 
 ### Codes
 
-1. [Code-A9 (Data visualisation-2)](Codes/Code-A9%20%28Data%20visualisation-2%29.md)
-1. [Code-A10 (Data visualisation-3)](Codes/Code-A10%20%28Data%20visualisation-3%29.md)
+1. [Code-A9 (Data Visualisation-2)](Codes/Code-A9%20%28Data%20Visualisation-2%29.md)
+2. [Code-A10 (Data Visualisation-3)](Codes/Code-A10%20%28Data%20Visualisation-3%29.md)
+3. [Code-A5 (Data Analytics-2)](Codes/Code-A5%20%28Data%20Analytics-2%29.md)
 
 ### Notebooks