diff --git a/README.md b/README.md
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--- a/README.md
+++ b/README.md
@@ -417,7 +417,7 @@ Please read the [contribution guidelines](contributing.md) or the [creating a li
 * [A great list of Java interview questions](http://java2novice.com/java-interview-programs/)
 * [Algorithms playground for common interview questions written in Ruby](https://github.com/sagivo/algorithms)
 * [EKAlgorithms contains some well known CS algorithms & data structures](https://github.com/EvgenyKarkan/EKAlgorithms)
-* [Five programming problems every Software Engineer should be able to solve in less than 1 hour](https://www.shiftedup.com/2015/05/07/five-programming-problems-every-software-engineer-should-be-able-to-solve-in-less-than-1-hour)
+* [Five programming problems every Software Engineer should be able to solve in less than 1 hour](http://www.shiftedup.com/2015/05/07/five-programming-problems-every-software-engineer-should-be-able-to-solve-in-less-than-1-hour)
 * [Top 10 Algorithms for Coding Interview](http://www.programcreek.com/2012/11/top-10-algorithms-for-coding-interview/)
 * [Top 15 Data Structures and Algorithm Interview Questions for Java programmer](http://javarevisited.blogspot.com.by/2013/03/top-15-data-structures-algorithm-interview-questions-answers-java-programming.html)