diff --git a/AndroidCompat/src/main/java/xyz/nulldev/androidcompat/replace/java/text/NumberFormat.java b/AndroidCompat/src/main/java/xyz/nulldev/androidcompat/replace/java/text/NumberFormat.java
index 3e255359..d1c79eb5 100644
--- a/AndroidCompat/src/main/java/xyz/nulldev/androidcompat/replace/java/text/NumberFormat.java
+++ b/AndroidCompat/src/main/java/xyz/nulldev/androidcompat/replace/java/text/NumberFormat.java
@@ -1,5 +1,12 @@
 package xyz.nulldev.androidcompat.replace.java.text;
 
+/*
+ * Copyright (C) Contributors to the Suwayomi project
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at https://mozilla.org/MPL/2.0/. */
+
 import com.ibm.icu.text.DisplayContext;
 import com.ibm.icu.util.Currency;
 import com.ibm.icu.util.CurrencyAmount;
diff --git a/AndroidCompat/src/main/java/xyz/nulldev/androidcompat/replace/java/text/SimpleDateFormat.java b/AndroidCompat/src/main/java/xyz/nulldev/androidcompat/replace/java/text/SimpleDateFormat.java
index 42e618f0..3b12e05f 100644
--- a/AndroidCompat/src/main/java/xyz/nulldev/androidcompat/replace/java/text/SimpleDateFormat.java
+++ b/AndroidCompat/src/main/java/xyz/nulldev/androidcompat/replace/java/text/SimpleDateFormat.java
@@ -1,5 +1,12 @@
 package xyz.nulldev.androidcompat.replace.java.text;
 
+/*
+ * Copyright (C) Contributors to the Suwayomi project
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at https://mozilla.org/MPL/2.0/. */
+
 import com.ibm.icu.text.DateFormatSymbols;
 import com.ibm.icu.text.DisplayContext;
 import com.ibm.icu.text.TimeZoneFormat;
diff --git a/AndroidCompat/src/main/java/xyz/nulldev/androidcompat/replace/java/util/Calendar.java b/AndroidCompat/src/main/java/xyz/nulldev/androidcompat/replace/java/util/Calendar.java
index b4c158a0..b8384bc4 100644
--- a/AndroidCompat/src/main/java/xyz/nulldev/androidcompat/replace/java/util/Calendar.java
+++ b/AndroidCompat/src/main/java/xyz/nulldev/androidcompat/replace/java/util/Calendar.java
@@ -1,5 +1,12 @@
 package xyz.nulldev.androidcompat.replace.java.util;
 
+/*
+ * Copyright (C) Contributors to the Suwayomi project
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at https://mozilla.org/MPL/2.0/. */
+
 import com.ibm.icu.text.DateFormat;
 import com.ibm.icu.util.ULocale;
 
diff --git a/AndroidCompat/src/main/java/xyz/nulldev/androidcompat/replace/java/util/TimeZone.java b/AndroidCompat/src/main/java/xyz/nulldev/androidcompat/replace/java/util/TimeZone.java
index 60eb0047..0c46d865 100644
--- a/AndroidCompat/src/main/java/xyz/nulldev/androidcompat/replace/java/util/TimeZone.java
+++ b/AndroidCompat/src/main/java/xyz/nulldev/androidcompat/replace/java/util/TimeZone.java
@@ -1,5 +1,12 @@
 package xyz.nulldev.androidcompat.replace.java.util;
 
+/*
+ * Copyright (C) Contributors to the Suwayomi project
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at https://mozilla.org/MPL/2.0/. */
+
 import com.ibm.icu.util.ULocale;
 
 import java.util.Date;
diff --git a/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/util/BytecodeEditor.kt b/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/util/BytecodeEditor.kt
index 0e528b02..475f1a39 100644
--- a/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/util/BytecodeEditor.kt
+++ b/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/util/BytecodeEditor.kt
@@ -1,5 +1,12 @@
 package suwayomi.tachidesk.manga.impl.util
 
+/*
+ * Copyright (C) Contributors to the Suwayomi project
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at https://mozilla.org/MPL/2.0/. */
+
 import mu.KotlinLogging
 import org.objectweb.asm.ClassReader
 import org.objectweb.asm.ClassVisitor
diff --git a/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/util/storage/Io.kt b/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/util/storage/Io.kt
index 45d5bc39..4ff4744d 100644
--- a/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/util/storage/Io.kt
+++ b/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/util/storage/Io.kt
@@ -1,5 +1,12 @@
 package suwayomi.tachidesk.manga.impl.util.storage
 
+/*
+ * Copyright (C) Contributors to the Suwayomi project
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at https://mozilla.org/MPL/2.0/. */
+
 import java.util.zip.ZipEntry
 import java.util.zip.ZipInputStream