diff --git a/core-java-modules/core-java/src/main/java/com/baeldung/printbinarytree/BinaryTreeModel.java b/data-structures/src/main/java/com/baeldung/printbinarytree/BinaryTreeModel.java
similarity index 100%
rename from core-java-modules/core-java/src/main/java/com/baeldung/printbinarytree/BinaryTreeModel.java
rename to data-structures/src/main/java/com/baeldung/printbinarytree/BinaryTreeModel.java
diff --git a/core-java-modules/core-java/src/main/java/com/baeldung/printbinarytree/BinaryTreePrinter.java b/data-structures/src/main/java/com/baeldung/printbinarytree/BinaryTreePrinter.java
similarity index 100%
rename from core-java-modules/core-java/src/main/java/com/baeldung/printbinarytree/BinaryTreePrinter.java
rename to data-structures/src/main/java/com/baeldung/printbinarytree/BinaryTreePrinter.java
diff --git a/core-java-modules/core-java/src/test/java/com/baeldung/printbinarytree/PrintingBinaryTreeModelUnitTest.java b/data-structures/src/test/java/com/baeldung/printbinarytree/PrintingBinaryTreeModelUnitTest.java
similarity index 100%
rename from core-java-modules/core-java/src/test/java/com/baeldung/printbinarytree/PrintingBinaryTreeModelUnitTest.java
rename to data-structures/src/test/java/com/baeldung/printbinarytree/PrintingBinaryTreeModelUnitTest.java