diff --git a/app/src/main/java/code/name/monkey/retromusic/glide/audiocover/AudioFileCover.java b/app/src/main/java/code/name/monkey/retromusic/glide/audiocover/AudioFileCover.kt
similarity index 100%
rename from app/src/main/java/code/name/monkey/retromusic/glide/audiocover/AudioFileCover.java
rename to app/src/main/java/code/name/monkey/retromusic/glide/audiocover/AudioFileCover.kt
diff --git a/app/src/main/java/code/name/monkey/retromusic/glide/audiocover/AudioFileCoverFetcher.java b/app/src/main/java/code/name/monkey/retromusic/glide/audiocover/AudioFileCoverFetcher.kt
similarity index 100%
rename from app/src/main/java/code/name/monkey/retromusic/glide/audiocover/AudioFileCoverFetcher.java
rename to app/src/main/java/code/name/monkey/retromusic/glide/audiocover/AudioFileCoverFetcher.kt
diff --git a/app/src/main/java/code/name/monkey/retromusic/glide/audiocover/AudioFileCoverLoader.java b/app/src/main/java/code/name/monkey/retromusic/glide/audiocover/AudioFileCoverLoader.kt
similarity index 100%
rename from app/src/main/java/code/name/monkey/retromusic/glide/audiocover/AudioFileCoverLoader.java
rename to app/src/main/java/code/name/monkey/retromusic/glide/audiocover/AudioFileCoverLoader.kt
diff --git a/app/src/main/java/code/name/monkey/retromusic/util/ArtistSignatureUtil.java b/app/src/main/java/code/name/monkey/retromusic/util/ArtistSignatureUtil.kt
similarity index 100%
rename from app/src/main/java/code/name/monkey/retromusic/util/ArtistSignatureUtil.java
rename to app/src/main/java/code/name/monkey/retromusic/util/ArtistSignatureUtil.kt
diff --git a/app/src/main/java/code/name/monkey/retromusic/util/AutoGeneratedPlaylistBitmap.java b/app/src/main/java/code/name/monkey/retromusic/util/AutoGeneratedPlaylistBitmap.kt
similarity index 100%
rename from app/src/main/java/code/name/monkey/retromusic/util/AutoGeneratedPlaylistBitmap.java
rename to app/src/main/java/code/name/monkey/retromusic/util/AutoGeneratedPlaylistBitmap.kt
diff --git a/app/src/main/java/code/name/monkey/retromusic/util/CalendarUtil.java b/app/src/main/java/code/name/monkey/retromusic/util/CalendarUtil.kt
similarity index 100%
rename from app/src/main/java/code/name/monkey/retromusic/util/CalendarUtil.java
rename to app/src/main/java/code/name/monkey/retromusic/util/CalendarUtil.kt