diff --git a/sorting_algos/merge_sort.cpp b/sorting_algos/merge_sort.cpp
index 5dcfa6a..8912d07 100644
--- a/sorting_algos/merge_sort.cpp
+++ b/sorting_algos/merge_sort.cpp
@@ -1,4 +1,7 @@
 void merge_sort(int arr[], int size)
 {
-  
+  if(left == right)
+  {
+      return arr;
+  }
 }
\ No newline at end of file