diff --git a/src/main/java/interview/BinarySearch.java b/src/main/java/cracking/the/code/interview/chapter4/BinarySearch.java
similarity index 90%
rename from src/main/java/interview/BinarySearch.java
rename to src/main/java/cracking/the/code/interview/chapter4/BinarySearch.java
index ed51dc7..c492c35 100644
--- a/src/main/java/interview/BinarySearch.java
+++ b/src/main/java/cracking/the/code/interview/chapter4/BinarySearch.java
@@ -1,4 +1,4 @@
-package interview;
+package cracking.the.code.interview.chapter4;
 
 public class BinarySearch {