diff --git a/leetcode/14.py b/leetcode/14.py
index 1aa3e8a..6e02e8a 100644
--- a/leetcode/14.py
+++ b/leetcode/14.py
@@ -11,9 +11,8 @@ class Solution:
                 for string in strs:
                     if string[i] != strs[0][i]:
                         break
-
-                i += 1
                 return_string += strs[0][i]
+                i += 1
             except:
                 break