diff --git a/contrib/ds-algorithms/index.md b/contrib/ds-algorithms/index.md
index 653cc98..a07dc23 100644
--- a/contrib/ds-algorithms/index.md
+++ b/contrib/ds-algorithms/index.md
@@ -10,4 +10,4 @@
 - [Greedy Algorithms](greedy-algorithms.md)
 - [Dynamic Programming](dynamic-programming.md)
 - [Linked list](linked-list.md)
-- [Trie](Trie.md)
+- [Trie](trie.md)