diff --git a/src/main/java/ru/dbotthepony/mc/otm/client/screen/BatteryBankScreen.java b/src/main/kotlin/ru/dbotthepony/mc/otm/client/screen/BatteryBankScreen.kt
similarity index 100%
rename from src/main/java/ru/dbotthepony/mc/otm/client/screen/BatteryBankScreen.java
rename to src/main/kotlin/ru/dbotthepony/mc/otm/client/screen/BatteryBankScreen.kt
diff --git a/src/main/java/ru/dbotthepony/mc/otm/client/screen/DriveRackScreen.java b/src/main/kotlin/ru/dbotthepony/mc/otm/client/screen/DriveRackScreen.kt
similarity index 100%
rename from src/main/java/ru/dbotthepony/mc/otm/client/screen/DriveRackScreen.java
rename to src/main/kotlin/ru/dbotthepony/mc/otm/client/screen/DriveRackScreen.kt
diff --git a/src/main/java/ru/dbotthepony/mc/otm/client/screen/MatterCapacitorBankScreen.java b/src/main/kotlin/ru/dbotthepony/mc/otm/client/screen/MatterCapacitorBankScreen.kt
similarity index 100%
rename from src/main/java/ru/dbotthepony/mc/otm/client/screen/MatterCapacitorBankScreen.java
rename to src/main/kotlin/ru/dbotthepony/mc/otm/client/screen/MatterCapacitorBankScreen.kt
diff --git a/src/main/java/ru/dbotthepony/mc/otm/client/screen/MatterDecomposerScreen.java b/src/main/kotlin/ru/dbotthepony/mc/otm/client/screen/MatterDecomposerScreen.kt
similarity index 100%
rename from src/main/java/ru/dbotthepony/mc/otm/client/screen/MatterDecomposerScreen.java
rename to src/main/kotlin/ru/dbotthepony/mc/otm/client/screen/MatterDecomposerScreen.kt
diff --git a/src/main/java/ru/dbotthepony/mc/otm/client/screen/MatterReplicatorScreen.java b/src/main/kotlin/ru/dbotthepony/mc/otm/client/screen/MatterReplicatorScreen.kt
similarity index 100%
rename from src/main/java/ru/dbotthepony/mc/otm/client/screen/MatterReplicatorScreen.java
rename to src/main/kotlin/ru/dbotthepony/mc/otm/client/screen/MatterReplicatorScreen.kt
diff --git a/src/main/java/ru/dbotthepony/mc/otm/client/screen/MatterScannerScreen.java b/src/main/kotlin/ru/dbotthepony/mc/otm/client/screen/MatterScannerScreen.kt
similarity index 100%
rename from src/main/java/ru/dbotthepony/mc/otm/client/screen/MatterScannerScreen.java
rename to src/main/kotlin/ru/dbotthepony/mc/otm/client/screen/MatterScannerScreen.kt
diff --git a/src/main/java/ru/dbotthepony/mc/otm/client/screen/PatternStorageScreen.java b/src/main/kotlin/ru/dbotthepony/mc/otm/client/screen/PatternStorageScreen.kt
similarity index 100%
rename from src/main/java/ru/dbotthepony/mc/otm/client/screen/PatternStorageScreen.java
rename to src/main/kotlin/ru/dbotthepony/mc/otm/client/screen/PatternStorageScreen.kt