diff --git a/NOMYO-Secure-Client-Documentation.md b/NOMYO-Secure-Client-Documentation.md
index acf8c72..1967e20 100644
--- a/NOMYO-Secure-Client-Documentation.md
+++ b/NOMYO-Secure-Client-Documentation.md
@@ -41,7 +41,7 @@ asyncio.run(main())
 
 ## Documentation Structure
 
-1. [Installation](installation.md) - How to install and set up the client
+1. [Installation](Installation) - How to install and set up the client
 2. [Getting Started](getting-started.md) - Quick start guide with examples
 3. [API Reference](api-reference.md) - Complete API documentation
 4. [Security Guide](security-guide.md) - Security features and best practices