diff --git a/src/main/java/net/frozenblock/lib/loot/LootTableModifier.java b/src/main/java/net/frozenblock/lib/loot/LootTableModifier.java
index c8d2ce74..9887f70a 100644
--- a/src/main/java/net/frozenblock/lib/loot/LootTableModifier.java
+++ b/src/main/java/net/frozenblock/lib/loot/LootTableModifier.java
@@ -1,3 +1,20 @@
+/*
+ * Copyright (C) 2025 FrozenBlock
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
 package net.frozenblock.lib.loot;
 
 import net.fabricmc.fabric.api.loot.v3.LootTableEvents;
diff --git a/src/main/java/net/frozenblock/lib/loot/MutableLootItem.java b/src/main/java/net/frozenblock/lib/loot/MutableLootItem.java
index ad9dfaee..a385b90f 100644
--- a/src/main/java/net/frozenblock/lib/loot/MutableLootItem.java
+++ b/src/main/java/net/frozenblock/lib/loot/MutableLootItem.java
@@ -1,3 +1,20 @@
+/*
+ * Copyright (C) 2025 FrozenBlock
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
 package net.frozenblock.lib.loot;
 
 import java.util.List;
diff --git a/src/main/java/net/frozenblock/lib/loot/MutableLootPool.java b/src/main/java/net/frozenblock/lib/loot/MutableLootPool.java
index 0bd0c388..711084cf 100644
--- a/src/main/java/net/frozenblock/lib/loot/MutableLootPool.java
+++ b/src/main/java/net/frozenblock/lib/loot/MutableLootPool.java
@@ -1,3 +1,20 @@
+/*
+ * Copyright (C) 2025 FrozenBlock
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
 package net.frozenblock.lib.loot;
 
 import java.util.ArrayList;
diff --git a/src/main/java/net/frozenblock/lib/loot/MutableLootTable.java b/src/main/java/net/frozenblock/lib/loot/MutableLootTable.java
index 3f44f533..6a272a93 100644
--- a/src/main/java/net/frozenblock/lib/loot/MutableLootTable.java
+++ b/src/main/java/net/frozenblock/lib/loot/MutableLootTable.java
@@ -1,3 +1,20 @@
+/*
+ * Copyright (C) 2025 FrozenBlock
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
 package net.frozenblock.lib.loot;
 
 import net.fabricmc.fabric.api.loot.v3.LootTableSource;
diff --git a/src/testmod/java/net/frozenblock/lib/testmod/registry/FTLootTables.java b/src/testmod/java/net/frozenblock/lib/testmod/registry/FTLootTables.java
index 435338d1..ba187537 100644
--- a/src/testmod/java/net/frozenblock/lib/testmod/registry/FTLootTables.java
+++ b/src/testmod/java/net/frozenblock/lib/testmod/registry/FTLootTables.java
@@ -1,3 +1,20 @@
+/*
+ * Copyright (C) 2025 FrozenBlock
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
 package net.frozenblock.lib.testmod.registry;
 
 import net.frozenblock.lib.loot.LootTableModifier;