diff --git a/Cargo.lock b/Cargo.lock
index 48f0a31f5..83bfc9dc6 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -4607,6 +4607,7 @@ dependencies = [
  "asset-hub-polkadot-runtime",
  "cumulus-pallet-xcm",
  "cumulus-primitives-core",
+ "frame-metadata-hash-extension",
  "frame-support",
  "frame-system",
  "itertools 0.11.0",
@@ -5864,6 +5865,20 @@ dependencies = [
  "hash-db",
 ]
 
+[[package]]
+name = "merkleized-metadata"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f313fcff1d2a4bcaa2deeaa00bf7530d77d5f7bd0467a117dde2e29a75a7a17a"
+dependencies = [
+ "array-bytes",
+ "blake3",
+ "frame-metadata",
+ "parity-scale-codec",
+ "scale-decode",
+ "scale-info",
+]
+
 [[package]]
 name = "merlin"
 version = "3.0.0"
@@ -8784,6 +8799,7 @@ dependencies = [
  "cumulus-primitives-utility",
  "frame-benchmarking",
  "frame-executive",
+ "frame-metadata-hash-extension",
  "frame-support",
  "frame-system",
  "frame-system-benchmarking",
@@ -12718,6 +12734,29 @@ dependencies = [
  "sp-arithmetic",
 ]
 
+[[package]]
+name = "scale-bits"
+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e57b1e7f6b65ed1f04e79a85a57d755ad56d76fdf1e9bddcc9ae14f71fcdcf54"
+dependencies = [
+ "parity-scale-codec",
+ "scale-type-resolver",
+]
+
+[[package]]
+name = "scale-decode"
+version = "0.13.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e98f3262c250d90e700bb802eb704e1f841e03331c2eb815e46516c4edbf5b27"
+dependencies = [
+ "derive_more",
+ "parity-scale-codec",
+ "scale-bits",
+ "scale-type-resolver",
+ "smallvec",
+]
+
 [[package]]
 name = "scale-info"
 version = "2.11.3"
@@ -12744,6 +12783,12 @@ dependencies = [
  "syn 1.0.109",
 ]
 
+[[package]]
+name = "scale-type-resolver"
+version = "0.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f0cded6518aa0bd6c1be2b88ac81bf7044992f0f154bfbabd5ad34f43512abcb"
+
 [[package]]
 name = "schannel"
 version = "0.1.23"
@@ -14700,13 +14745,22 @@ version = "23.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7dc993ad871b63fbba60362f3ea86583f5e7e1256e8fdcb3b5b249c9ead354bf"
 dependencies = [
+ "array-bytes",
  "build-helper",
  "cargo_metadata",
  "console",
  "filetime",
+ "frame-metadata",
+ "merkleized-metadata",
+ "parity-scale-codec",
  "parity-wasm",
  "polkavm-linker",
+ "sc-executor",
+ "sp-core",
+ "sp-io",
  "sp-maybe-compressed-blob",
+ "sp-tracing",
+ "sp-version",
  "strum 0.26.3",
  "tempfile",
  "toml 0.8.15",
diff --git a/Cargo.toml b/Cargo.toml
index 8e93ee393..951f2d8d3 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -119,6 +119,7 @@ frame-system = { version = "35.0.0", default-features = false }
 frame-system-rpc-runtime-api = { version = "33.0.0", default-features = false }
 frame-system-benchmarking = { version = "35.0.0", default-features = false }
 frame-try-runtime = { version = "0.41.0", default-features = false }
+frame-metadata-hash-extension = { version = "0.3.0", default-features = false }
 sp-api = { version = "33.0.0", default-features = false }
 sp-debug-derive = { version = "14.0.0", default-features = false }
 sp-std = { version = "14.0.0", default-features = false }
diff --git a/integration-tests/Cargo.toml b/integration-tests/Cargo.toml
index 69a8d18b7..1c848f2de 100644
--- a/integration-tests/Cargo.toml
+++ b/integration-tests/Cargo.toml
@@ -74,6 +74,7 @@ itertools.workspace = true
 pallet-democracy.workspace = true
 pallet-scheduler.workspace = true
 pallet-treasury.workspace = true
+frame-metadata-hash-extension.workspace = true
 
 # Runtimes
 polkadot-runtime.workspace = true
diff --git a/integration-tests/src/tests/credentials.rs b/integration-tests/src/tests/credentials.rs
index d4c1c174c..81d9b49a6 100644
--- a/integration-tests/src/tests/credentials.rs
+++ b/integration-tests/src/tests/credentials.rs
@@ -79,6 +79,7 @@ fn dispenser_signed_extensions_pass_for_new_account() {
 			pallet_dispenser::extensions::CheckNonce::<PolimecRuntime>::from(0u32),
 			frame_system::CheckWeight::<PolimecRuntime>::new(),
 			pallet_transaction_payment::ChargeTransactionPayment::<PolimecRuntime>::from(0u64.into()).into(),
+			frame_metadata_hash_extension::CheckMetadataHash::<PolimecRuntime>::new(true),
 		);
 		assert_err!(
 			extra.validate(&who, &paid_call, &paid_call.get_dispatch_info(), 0),
diff --git a/runtimes/polimec/Cargo.toml b/runtimes/polimec/Cargo.toml
index 21477dd59..1cbe3c160 100644
--- a/runtimes/polimec/Cargo.toml
+++ b/runtimes/polimec/Cargo.toml
@@ -14,7 +14,7 @@ version.workspace = true
 workspace = true
 
 [build-dependencies]
-substrate-wasm-builder.workspace = true
+substrate-wasm-builder = { workspace = true, optional = true }
 
 [dependencies]
 parity-scale-codec = { workspace= true,  default-features = false, features = [
@@ -184,6 +184,8 @@ std = [
 	"xcm-builder/std",
 	"xcm-executor/std",
 	"xcm/std",
+	"substrate-wasm-builder",
+	"frame-metadata-hash-extension/std"
 ]
 
 runtime-benchmarks = [
@@ -277,9 +279,11 @@ try-runtime = [
 # A feature that should be enabled when the runtime should be built for on-chain
 # deployment. This will disable stuff that shouldn't be part of the on-chain wasm
 # to make it smaller, like logging for example.
-on-chain-release-build = [
-	"pallet-funding/on-chain-release-build",
-	"sp-api/disable-logging",
-]
+on-chain-release-build = [ "sp-api/disable-logging", "pallet-funding/on-chain-release-build", "metadata-hash" ]
 
 development-settings = [ "shared-configuration/development-settings" ]
+
+# Enable the metadata hash generation in the wasm-builder
+metadata-hash = [
+	"substrate-wasm-builder?/metadata-hash",
+]
diff --git a/runtimes/polimec/build.rs b/runtimes/polimec/build.rs
index fcbbf573c..d8e369ce5 100644
--- a/runtimes/polimec/build.rs
+++ b/runtimes/polimec/build.rs
@@ -14,8 +14,17 @@
 // You should have received a copy of the GNU General Public License
 // along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
-use substrate_wasm_builder::WasmBuilder;
+#[cfg(all(feature = "std", feature = "metadata-hash"))]
+fn main() {
+	substrate_wasm_builder::WasmBuilder::init_with_defaults().enable_metadata_hash("PLMC", 10).build();
+}
 
+#[cfg(all(feature = "std", not(feature = "metadata-hash")))]
 fn main() {
-	WasmBuilder::new().with_current_project().export_heap_base().import_memory().build();
+	substrate_wasm_builder::WasmBuilder::build_using_defaults();
 }
+
+/// The wasm builder is deactivated when compiling
+/// this crate for wasm to speed up the compilation.
+#[cfg(not(feature = "std"))]
+fn main() {}
diff --git a/runtimes/polimec/src/lib.rs b/runtimes/polimec/src/lib.rs
index 953c3ed85..db0447098 100644
--- a/runtimes/polimec/src/lib.rs
+++ b/runtimes/polimec/src/lib.rs
@@ -149,6 +149,7 @@ pub type SignedExtra = (
 		Runtime,
 		pallet_transaction_payment::ChargeTransactionPayment<Runtime>,
 	>,
+	frame_metadata_hash_extension::CheckMetadataHash<Runtime>,
 );
 
 /// Unchecked extrinsic type as expected by this runtime.
@@ -901,6 +902,7 @@ where
 			pallet_dispenser::extensions::SkipCheckIfFeeless::from(
 				pallet_transaction_payment::ChargeTransactionPayment::<Runtime>::from(tip),
 			),
+			frame_metadata_hash_extension::CheckMetadataHash::<Runtime>::new(true),
 		);
 		let raw_payload = generic::SignedPayload::new(call, extra)
 			.map_err(|e| {