diff --git a/Assignment 3 - Routh Table/README.md b/Assignment 3 - Routh Table/README.md
index d70fe3a..2a5a223 100644
--- a/Assignment 3 - Routh Table/README.md	
+++ b/Assignment 3 - Routh Table/README.md	
@@ -131,4 +131,4 @@ SYSTEM IS STABLE
 Contact nanda.r.d@mail.ugm.ac.id for more information
 ### Links
 You can access the source code here
-[github.com/nandard/routh_table.git](https://github.com/nandard/routh_table.git)
\ No newline at end of file
+[github.com/nandard/control-system.git](https://github.com/nandard/control-system.git)
\ No newline at end of file
diff --git a/Assignment 4 - PI/README.md b/Assignment 4 - PI/README.md
index c825b97..b7c05e5 100644
--- a/Assignment 4 - PI/README.md	
+++ b/Assignment 4 - PI/README.md	
@@ -110,4 +110,4 @@ Based on previous tests, we conclude that by adding Integral constant :
 Contact nanda.r.d@mail.ugm.ac.id for more information
 ### Links
 You can access the source code here
-[github.com/nandard/routh_table.git](https://github.com/nandard/routh_table.git)
+[github.com/nandard/control-system.git](https://github.com/nandard/control-system.git)