diff --git a/common/addons/generation-stage-feature/src/main/java/com/dfsek/terra/addons/generation/feature/ColumnImpl.java b/common/addons/generation-stage-feature/src/main/java/com/dfsek/terra/addons/generation/feature/ColumnImpl.java
index 84581cbd2..cd0231c0b 100644
--- a/common/addons/generation-stage-feature/src/main/java/com/dfsek/terra/addons/generation/feature/ColumnImpl.java
+++ b/common/addons/generation-stage-feature/src/main/java/com/dfsek/terra/addons/generation/feature/ColumnImpl.java
@@ -1,3 +1,10 @@
+/*
+ * Copyright (c) 2020-2021 Polyhedral Development
+ *
+ * The Terra Core Addons are licensed under the terms of the MIT License. For more details,
+ * reference the LICENSE file in this module's root directory.
+ */
+
 package com.dfsek.terra.addons.generation.feature;
 
 import java.util.function.IntConsumer;
diff --git a/common/addons/generation-stage-feature/src/main/java/com/dfsek/terra/addons/generation/feature/FeatureGenerationAddon.java b/common/addons/generation-stage-feature/src/main/java/com/dfsek/terra/addons/generation/feature/FeatureGenerationAddon.java
index 5461e60e0..8f4af8ce5 100644
--- a/common/addons/generation-stage-feature/src/main/java/com/dfsek/terra/addons/generation/feature/FeatureGenerationAddon.java
+++ b/common/addons/generation-stage-feature/src/main/java/com/dfsek/terra/addons/generation/feature/FeatureGenerationAddon.java
@@ -1,3 +1,10 @@
+/*
+ * Copyright (c) 2020-2021 Polyhedral Development
+ *
+ * The Terra Core Addons are licensed under the terms of the MIT License. For more details,
+ * reference the LICENSE file in this module's root directory.
+ */
+
 package com.dfsek.terra.addons.generation.feature;
 
 import com.dfsek.terra.addons.generation.feature.config.BiomeFeaturesTemplate;
diff --git a/common/addons/generation-stage-feature/src/main/java/com/dfsek/terra/addons/generation/feature/FeatureGenerationStage.java b/common/addons/generation-stage-feature/src/main/java/com/dfsek/terra/addons/generation/feature/FeatureGenerationStage.java
index 0b03ef29e..06dc346a1 100644
--- a/common/addons/generation-stage-feature/src/main/java/com/dfsek/terra/addons/generation/feature/FeatureGenerationStage.java
+++ b/common/addons/generation-stage-feature/src/main/java/com/dfsek/terra/addons/generation/feature/FeatureGenerationStage.java
@@ -1,3 +1,10 @@
+/*
+ * Copyright (c) 2020-2021 Polyhedral Development
+ *
+ * The Terra Core Addons are licensed under the terms of the MIT License. For more details,
+ * reference the LICENSE file in this module's root directory.
+ */
+
 package com.dfsek.terra.addons.generation.feature;
 
 import com.dfsek.terra.addons.generation.feature.config.BiomeFeatures;
diff --git a/common/addons/generation-stage-feature/src/main/java/com/dfsek/terra/addons/generation/feature/config/BiomeFeatures.java b/common/addons/generation-stage-feature/src/main/java/com/dfsek/terra/addons/generation/feature/config/BiomeFeatures.java
index 19fe4d503..c6c4a27e7 100644
--- a/common/addons/generation-stage-feature/src/main/java/com/dfsek/terra/addons/generation/feature/config/BiomeFeatures.java
+++ b/common/addons/generation-stage-feature/src/main/java/com/dfsek/terra/addons/generation/feature/config/BiomeFeatures.java
@@ -1,3 +1,10 @@
+/*
+ * Copyright (c) 2020-2021 Polyhedral Development
+ *
+ * The Terra Core Addons are licensed under the terms of the MIT License. For more details,
+ * reference the LICENSE file in this module's root directory.
+ */
+
 package com.dfsek.terra.addons.generation.feature.config;
 
 import java.util.List;
diff --git a/common/addons/generation-stage-feature/src/main/java/com/dfsek/terra/addons/generation/feature/config/BiomeFeaturesTemplate.java b/common/addons/generation-stage-feature/src/main/java/com/dfsek/terra/addons/generation/feature/config/BiomeFeaturesTemplate.java
index d4f1e00f2..9f1f56efb 100644
--- a/common/addons/generation-stage-feature/src/main/java/com/dfsek/terra/addons/generation/feature/config/BiomeFeaturesTemplate.java
+++ b/common/addons/generation-stage-feature/src/main/java/com/dfsek/terra/addons/generation/feature/config/BiomeFeaturesTemplate.java
@@ -1,3 +1,10 @@
+/*
+ * Copyright (c) 2020-2021 Polyhedral Development
+ *
+ * The Terra Core Addons are licensed under the terms of the MIT License. For more details,
+ * reference the LICENSE file in this module's root directory.
+ */
+
 package com.dfsek.terra.addons.generation.feature.config;
 
 import com.dfsek.tectonic.annotations.Default;