diff --git a/DynamicProgramming/LongestValidParentheses.java b/DynamicProgramming/LongestValidParentheses.java
index 1023d7417..24c8ea4a1 100644
--- a/DynamicProgramming/LongestValidParentheses.java
+++ b/DynamicProgramming/LongestValidParentheses.java
@@ -49,7 +49,7 @@ public class LongestValidParentheses {
       if ("quit".equals(str)) {
         break;
       }
-      
+
       System.out.println("Len is: " + getLongestValidParentheses(str));
     }