diff --git a/primitives/src/traits/combinatorial_tokens_benchmark_helper.rs b/primitives/src/traits/combinatorial_tokens_benchmark_helper.rs
index 267d20b56..dbb8cf889 100644
--- a/primitives/src/traits/combinatorial_tokens_benchmark_helper.rs
+++ b/primitives/src/traits/combinatorial_tokens_benchmark_helper.rs
@@ -1,3 +1,20 @@
+// Copyright 2024 Forecasting Technologies LTD.
+//
+// This file is part of Zeitgeist.
+//
+// Zeitgeist 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.
+//
+// Zeitgeist 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 Zeitgeist. If not, see <https://www.gnu.org/licenses/>.
+
 use alloc::vec::Vec;
 use sp_runtime::DispatchResult;
 
diff --git a/zrml/combinatorial-tokens/src/mock/types/benchmark_helper.rs b/zrml/combinatorial-tokens/src/mock/types/benchmark_helper.rs
index 36d1438fa..ea3f3309d 100644
--- a/zrml/combinatorial-tokens/src/mock/types/benchmark_helper.rs
+++ b/zrml/combinatorial-tokens/src/mock/types/benchmark_helper.rs
@@ -1,3 +1,20 @@
+// Copyright 2024 Forecasting Technologies LTD.
+//
+// This file is part of Zeitgeist.
+//
+// Zeitgeist 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.
+//
+// Zeitgeist 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 Zeitgeist. If not, see <https://www.gnu.org/licenses/>.
+
 use crate::{
     mock::{runtime::Runtime, types::MockPayout},
     BalanceOf, MarketIdOf,
diff --git a/zrml/combinatorial-tokens/src/weights.rs b/zrml/combinatorial-tokens/src/weights.rs
index e96cc7f6c..b509b599d 100644
--- a/zrml/combinatorial-tokens/src/weights.rs
+++ b/zrml/combinatorial-tokens/src/weights.rs
@@ -49,14 +49,14 @@ use frame_support::{traits::Get, weights::Weight};
 ///  Trait containing the required functions for weight retrival within
 /// zrml_combinatorial_tokens (automatically generated)
 pub trait WeightInfoZeitgeist {
-    fn split_position_vertical_sans_parent(n: u32, ) -> Weight;
-    fn split_position_vertical_with_parent(n: u32, ) -> Weight;
-    fn split_position_horizontal(n: u32, ) -> Weight;
-    fn merge_position_vertical_sans_parent(n: u32, ) -> Weight;
-    fn merge_position_vertical_with_parent(n: u32, ) -> Weight;
-    fn merge_position_horizontal(n: u32, ) -> Weight;
-    fn redeem_position_sans_parent(n: u32, ) -> Weight;
-    fn redeem_position_with_parent(n: u32, ) -> Weight;
+    fn split_position_vertical_sans_parent(n: u32) -> Weight;
+    fn split_position_vertical_with_parent(n: u32) -> Weight;
+    fn split_position_horizontal(n: u32) -> Weight;
+    fn merge_position_vertical_sans_parent(n: u32) -> Weight;
+    fn merge_position_vertical_with_parent(n: u32) -> Weight;
+    fn merge_position_horizontal(n: u32) -> Weight;
+    fn redeem_position_sans_parent(n: u32) -> Weight;
+    fn redeem_position_with_parent(n: u32) -> Weight;
 }
 
 /// Weight functions for zrml_combinatorial_tokens (automatically generated)
@@ -71,7 +71,7 @@ impl<T: frame_system::Config> WeightInfoZeitgeist for WeightInfo<T> {
     /// Storage: `Tokens::TotalIssuance` (r:32 w:32)
     /// Proof: `Tokens::TotalIssuance` (`max_values`: None, `max_size`: Some(57), added: 2532, mode: `MaxEncodedLen`)
     /// The range of component `n` is `[2, 32]`.
-    fn split_position_vertical_sans_parent(_n: u32, ) -> Weight {
+    fn split_position_vertical_sans_parent(_n: u32) -> Weight {
         // Proof Size summary in bytes:
         //  Measured:  `441`
         //  Estimated: `84574`
@@ -87,7 +87,7 @@ impl<T: frame_system::Config> WeightInfoZeitgeist for WeightInfo<T> {
     /// Storage: `Tokens::TotalIssuance` (r:33 w:33)
     /// Proof: `Tokens::TotalIssuance` (`max_values`: None, `max_size`: Some(57), added: 2532, mode: `MaxEncodedLen`)
     /// The range of component `n` is `[2, 32]`.
-    fn split_position_vertical_with_parent(_n: u32, ) -> Weight {
+    fn split_position_vertical_with_parent(_n: u32) -> Weight {
         // Proof Size summary in bytes:
         //  Measured:  `671`
         //  Estimated: `87186`
@@ -103,7 +103,7 @@ impl<T: frame_system::Config> WeightInfoZeitgeist for WeightInfo<T> {
     /// Storage: `Tokens::TotalIssuance` (r:33 w:33)
     /// Proof: `Tokens::TotalIssuance` (`max_values`: None, `max_size`: Some(57), added: 2532, mode: `MaxEncodedLen`)
     /// The range of component `n` is `[2, 32]`.
-    fn split_position_horizontal(_n: u32, ) -> Weight {
+    fn split_position_horizontal(_n: u32) -> Weight {
         // Proof Size summary in bytes:
         //  Measured:  `633`
         //  Estimated: `87186`
@@ -121,7 +121,7 @@ impl<T: frame_system::Config> WeightInfoZeitgeist for WeightInfo<T> {
     /// Storage: `System::Account` (r:1 w:1)
     /// Proof: `System::Account` (`max_values`: None, `max_size`: Some(132), added: 2607, mode: `MaxEncodedLen`)
     /// The range of component `n` is `[2, 32]`.
-    fn merge_position_vertical_sans_parent(_n: u32, ) -> Weight {
+    fn merge_position_vertical_sans_parent(_n: u32) -> Weight {
         // Proof Size summary in bytes:
         //  Measured:  `624 + n * (160 ±0)`
         //  Estimated: `84574`
@@ -137,7 +137,7 @@ impl<T: frame_system::Config> WeightInfoZeitgeist for WeightInfo<T> {
     /// Storage: `Tokens::TotalIssuance` (r:33 w:33)
     /// Proof: `Tokens::TotalIssuance` (`max_values`: None, `max_size`: Some(57), added: 2532, mode: `MaxEncodedLen`)
     /// The range of component `n` is `[2, 32]`.
-    fn merge_position_vertical_with_parent(_n: u32, ) -> Weight {
+    fn merge_position_vertical_with_parent(_n: u32) -> Weight {
         // Proof Size summary in bytes:
         //  Measured:  `518 + n * (160 ±0)`
         //  Estimated: `87186`
@@ -153,7 +153,7 @@ impl<T: frame_system::Config> WeightInfoZeitgeist for WeightInfo<T> {
     /// Storage: `Tokens::TotalIssuance` (r:33 w:33)
     /// Proof: `Tokens::TotalIssuance` (`max_values`: None, `max_size`: Some(57), added: 2532, mode: `MaxEncodedLen`)
     /// The range of component `n` is `[2, 32]`.
-    fn merge_position_horizontal(_n: u32, ) -> Weight {
+    fn merge_position_horizontal(_n: u32) -> Weight {
         // Proof Size summary in bytes:
         //  Measured:  `480 + n * (160 ±0)`
         //  Estimated: `87186`
@@ -171,7 +171,7 @@ impl<T: frame_system::Config> WeightInfoZeitgeist for WeightInfo<T> {
     /// Storage: `System::Account` (r:1 w:1)
     /// Proof: `System::Account` (`max_values`: None, `max_size`: Some(132), added: 2607, mode: `MaxEncodedLen`)
     /// The range of component `n` is `[2, 32]`.
-    fn redeem_position_sans_parent(_n: u32, ) -> Weight {
+    fn redeem_position_sans_parent(_n: u32) -> Weight {
         // Proof Size summary in bytes:
         //  Measured:  `780`
         //  Estimated: `4173`
@@ -187,7 +187,7 @@ impl<T: frame_system::Config> WeightInfoZeitgeist for WeightInfo<T> {
     /// Storage: `Tokens::TotalIssuance` (r:2 w:2)
     /// Proof: `Tokens::TotalIssuance` (`max_values`: None, `max_size`: Some(57), added: 2532, mode: `MaxEncodedLen`)
     /// The range of component `n` is `[2, 32]`.
-    fn redeem_position_with_parent(_n: u32, ) -> Weight {
+    fn redeem_position_with_parent(_n: u32) -> Weight {
         // Proof Size summary in bytes:
         //  Measured:  `674`
         //  Estimated: `6214`
diff --git a/zrml/prediction-markets/src/types/combinatorial_tokens_benchmark_helper.rs b/zrml/prediction-markets/src/types/combinatorial_tokens_benchmark_helper.rs
index 1a8019122..49e649453 100644
--- a/zrml/prediction-markets/src/types/combinatorial_tokens_benchmark_helper.rs
+++ b/zrml/prediction-markets/src/types/combinatorial_tokens_benchmark_helper.rs
@@ -1,3 +1,20 @@
+// Copyright 2024 Forecasting Technologies LTD.
+//
+// This file is part of Zeitgeist.
+//
+// Zeitgeist 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.
+//
+// Zeitgeist 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 Zeitgeist. If not, see <https://www.gnu.org/licenses/>.
+
 use crate::{BalanceOf, Config, MarketIdOf};
 use alloc::vec::Vec;
 use core::marker::PhantomData;
diff --git a/zrml/prediction-markets/src/types/mod.rs b/zrml/prediction-markets/src/types/mod.rs
index 04d4ef801..0325d79b5 100644
--- a/zrml/prediction-markets/src/types/mod.rs
+++ b/zrml/prediction-markets/src/types/mod.rs
@@ -1,3 +1,20 @@
+// Copyright 2024 Forecasting Technologies LTD.
+//
+// This file is part of Zeitgeist.
+//
+// Zeitgeist 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.
+//
+// Zeitgeist 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 Zeitgeist. If not, see <https://www.gnu.org/licenses/>.
+
 mod combinatorial_tokens_benchmark_helper;
 
 pub use combinatorial_tokens_benchmark_helper::PredictionMarketsCombinatorialTokensBenchmarkHelper;