diff --git a/app/src/main/java/com/fox2code/mmm/utils/ProcessHelper.java b/app/src/main/java/com/fox2code/mmm/utils/ProcessHelper.kt
similarity index 100%
rename from app/src/main/java/com/fox2code/mmm/utils/ProcessHelper.java
rename to app/src/main/java/com/fox2code/mmm/utils/ProcessHelper.kt
diff --git a/app/src/main/java/com/fox2code/mmm/utils/SyncManager.java b/app/src/main/java/com/fox2code/mmm/utils/SyncManager.kt
similarity index 100%
rename from app/src/main/java/com/fox2code/mmm/utils/SyncManager.java
rename to app/src/main/java/com/fox2code/mmm/utils/SyncManager.kt
diff --git a/app/src/main/java/com/fox2code/mmm/utils/ZipFileOpener.java b/app/src/main/java/com/fox2code/mmm/utils/ZipFileOpener.kt
similarity index 100%
rename from app/src/main/java/com/fox2code/mmm/utils/ZipFileOpener.java
rename to app/src/main/java/com/fox2code/mmm/utils/ZipFileOpener.kt