diff --git a/readme.md b/readme.md
index 6138980..df3ca42 100644
--- a/readme.md
+++ b/readme.md
@@ -795,7 +795,7 @@ You lived 3153600000 seconds.
 
 
 
-[Part 2 >>](https://github.com/Asabeneh/30-Days-Of-Python/blob/master/readme7-12.md)
+[Part 2 >>](https://github.com/Asabeneh/30-Days-Of-Python/blob/master/readme4-6.md)
 
 
 
diff --git a/readme4-6.md b/readme4-6.md
index ae40f09..c258763 100644
--- a/readme4-6.md
+++ b/readme4-6.md
@@ -1113,4 +1113,4 @@ del fruits
   nordic_countries = ('Denmark', 'Finland','Iceland', 'Norway', 'Sweden')
   ```
 
-[<< Part 2](https://github.com/Asabeneh/30-Days-Of-Python/blob/master/readme4-6.md) | [Part 3 >>](https://github.com/Asabeneh/30-Days-Of-Python/blob/master/readme7-12.md)
\ No newline at end of file
+[<< Part 1](https://github.com/Asabeneh/30-Days-Of-Python/blob/master/readme.md) | [Part 2 >>](https://github.com/Asabeneh/30-Days-Of-Python/blob/master/readme7-9.md)
\ No newline at end of file