diff --git a/Cargo.lock b/Cargo.lock
index e877cd9d24860..b80dbc7713825 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -11132,6 +11132,7 @@ dependencies = [
 name = "pallet-parameters"
 version = "0.1.0"
 dependencies = [
+ "cumulus-primitives-storage-weight-reclaim",
  "docify",
  "frame-benchmarking",
  "frame-support",
diff --git a/substrate/frame/parameters/Cargo.toml b/substrate/frame/parameters/Cargo.toml
index b718b391019a7..7504e67cedb0b 100644
--- a/substrate/frame/parameters/Cargo.toml
+++ b/substrate/frame/parameters/Cargo.toml
@@ -19,6 +19,7 @@ frame-system = { path = "../system", default-features = false }
 sp-core = { path = "../../primitives/core", default-features = false }
 sp-runtime = { path = "../../primitives/runtime", default-features = false }
 sp-std = { path = "../../primitives/std", default-features = false }
+cumulus-primitives-storage-weight-reclaim = { path = "../../../cumulus/primitives/storage-weight-reclaim", default-features = false}
 frame-benchmarking = { path = "../benchmarking", default-features = false, optional = true }
 
 [dev-dependencies]
@@ -39,6 +40,7 @@ std = [
 	"sp-core/std",
 	"sp-runtime/std",
 	"sp-std/std",
+	"cumulus-primitives-storage-weight-reclaim/std",
 ]
 runtime-benchmarks = [
 	"frame-benchmarking/runtime-benchmarks",
diff --git a/substrate/frame/parameters/src/lib.rs b/substrate/frame/parameters/src/lib.rs
index 55a6f1ff91ded..c170d4e270b3b 100644
--- a/substrate/frame/parameters/src/lib.rs
+++ b/substrate/frame/parameters/src/lib.rs
@@ -125,6 +125,7 @@ use frame_support::traits::{
 	dynamic_params::{AggregatedKeyValue, IntoKey, Key, RuntimeParameterStore, TryIntoKey},
 	EnsureOriginWithArg,
 };
+use cumulus_primitives_storage_weight_reclaim::get_proof_size;
 
 mod benchmarking;
 #[cfg(test)]
@@ -167,6 +168,22 @@ pub mod pallet {
 		type WeightInfo: WeightInfo;
 	}
 
+	#[pallet::hooks]
+	impl<T: Config> Hooks<BlockNumberFor<T>> for Pallet<T> {
+		fn on_initialize(_: BlockNumberFor<T>) -> Weight {
+			let proof_size_before: u64 = get_proof_size().unwrap_or(0);
+
+			let items = Parameters::<T>::iter().count() as u64;
+
+			let proof_size_after: u64 = get_proof_size().unwrap_or(0);
+
+			let proof_size_diff = proof_size_after.saturating_sub(proof_size_before);
+
+			Weight::from_parts(0, proof_size_diff)
+				.saturating_add(T::DbWeight::get().reads(items))
+		}
+	}
+
 	#[pallet::event]
 	#[pallet::generate_deposit(pub(crate) fn deposit_event)]
 	pub enum Event<T: Config> {