diff --git a/core-java/native/nativedatetimeutils.dll b/core-java-lang/native/nativedatetimeutils.dll
similarity index 100%
rename from core-java/native/nativedatetimeutils.dll
rename to core-java-lang/native/nativedatetimeutils.dll
diff --git a/core-java/src/main/java/com/baeldung/nativekeyword/DateTimeUtils.java b/core-java-lang/src/main/java/com/baeldung/nativekeyword/DateTimeUtils.java
similarity index 100%
rename from core-java/src/main/java/com/baeldung/nativekeyword/DateTimeUtils.java
rename to core-java-lang/src/main/java/com/baeldung/nativekeyword/DateTimeUtils.java
diff --git a/core-java/src/main/java/com/baeldung/nativekeyword/NativeMainApp.java b/core-java-lang/src/main/java/com/baeldung/nativekeyword/NativeMainApp.java
similarity index 100%
rename from core-java/src/main/java/com/baeldung/nativekeyword/NativeMainApp.java
rename to core-java-lang/src/main/java/com/baeldung/nativekeyword/NativeMainApp.java
diff --git a/core-java/src/test/java/com/baeldung/nativekeyword/DateTimeUtilsManualTest.java b/core-java-lang/src/test/java/com/baeldung/nativekeyword/DateTimeUtilsManualTest.java
similarity index 100%
rename from core-java/src/test/java/com/baeldung/nativekeyword/DateTimeUtilsManualTest.java
rename to core-java-lang/src/test/java/com/baeldung/nativekeyword/DateTimeUtilsManualTest.java