diff --git a/Cargo.lock b/Cargo.lock
index 7a7715aab01..736987ea46b 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1860,7 +1860,6 @@ dependencies = [
  "frame-support",
  "frame-system",
  "pallet-balances",
- "pallet-randomness-collective-flip",
  "pallet-sudo",
  "pallet-timestamp",
  "pallet-transaction-payment",
@@ -2001,7 +2000,7 @@ dependencies = [
  "convert_case",
  "proc-macro2",
  "quote",
- "rustc_version 0.3.3",
+ "rustc_version",
  "syn",
 ]
 
@@ -5580,20 +5579,6 @@ dependencies = [
  "sp-std 4.0.0-dev (git+https://github.com/paritytech/substrate?branch=master)",
 ]
 
-[[package]]
-name = "pallet-randomness-collective-flip"
-version = "4.0.0-dev"
-source = "git+https://github.com/paritytech/substrate?branch=master#a9465729e2c5d2ef8d87ac404da27e5e10adde8a"
-dependencies = [
- "frame-support",
- "frame-system",
- "parity-scale-codec",
- "safe-mix",
- "scale-info",
- "sp-runtime 4.0.0-dev (git+https://github.com/paritytech/substrate?branch=master)",
- "sp-std 4.0.0-dev (git+https://github.com/paritytech/substrate?branch=master)",
-]
-
 [[package]]
 name = "pallet-recovery"
 version = "4.0.0-dev"
@@ -6024,7 +6009,6 @@ dependencies = [
  "pallet-authorship",
  "pallet-balances",
  "pallet-collator-selection",
- "pallet-randomness-collective-flip",
  "pallet-session",
  "pallet-sudo",
  "pallet-template",
@@ -8393,7 +8377,6 @@ dependencies = [
  "pallet-assets",
  "pallet-aura",
  "pallet-balances",
- "pallet-randomness-collective-flip",
  "pallet-sudo",
  "pallet-timestamp",
  "pallet-transaction-payment",
@@ -8525,15 +8508,6 @@ version = "2.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3e75f6a532d0fd9f7f13144f392b6ad56a32696bfcd9c78f797f16bbb6f072d6"
 
-[[package]]
-name = "rustc_version"
-version = "0.2.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "138e3e0acb6c9fb258b19b67cb8abd63c00679d2851805ea151465464fe9030a"
-dependencies = [
- "semver 0.9.0",
-]
-
 [[package]]
 name = "rustc_version"
 version = "0.3.3"
@@ -8585,15 +8559,6 @@ version = "1.0.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "71d301d4193d031abdd79ff7e3dd721168a9572ef3fe51a1517aba235bd8f86e"
 
-[[package]]
-name = "safe-mix"
-version = "1.0.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6d3d055a2582e6b00ed7a31c1524040aa391092bf636328350813f3a0605215c"
-dependencies = [
- "rustc_version 0.2.3",
-]
-
 [[package]]
 name = "salsa20"
 version = "0.8.1"
@@ -10317,15 +10282,6 @@ dependencies = [
  "semver-parser 0.7.0",
 ]
 
-[[package]]
-name = "semver"
-version = "0.9.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1d7eb9ef2c18661902cc47e535f9bc51b78acd254da71d375c2f6720d9a40403"
-dependencies = [
- "semver-parser 0.7.0",
-]
-
 [[package]]
 name = "semver"
 version = "0.11.0"
@@ -10581,7 +10537,7 @@ dependencies = [
  "rand 0.8.4",
  "rand_core 0.6.3",
  "ring",
- "rustc_version 0.3.3",
+ "rustc_version",
  "sha2 0.9.8",
  "subtle",
  "x25519-dalek",
@@ -11917,7 +11873,6 @@ dependencies = [
  "pallet-collator-selection",
  "pallet-multisig",
  "pallet-proxy",
- "pallet-randomness-collective-flip",
  "pallet-session",
  "pallet-sudo",
  "pallet-timestamp",
@@ -11983,7 +11938,6 @@ dependencies = [
  "pallet-collator-selection",
  "pallet-multisig",
  "pallet-proxy",
- "pallet-randomness-collective-flip",
  "pallet-session",
  "pallet-sudo",
  "pallet-timestamp",
@@ -13430,7 +13384,6 @@ dependencies = [
  "pallet-collator-selection",
  "pallet-multisig",
  "pallet-proxy",
- "pallet-randomness-collective-flip",
  "pallet-session",
  "pallet-sudo",
  "pallet-timestamp",
diff --git a/parachain-template/runtime/Cargo.toml b/parachain-template/runtime/Cargo.toml
index e23919db31b..abac6fe3f90 100644
--- a/parachain-template/runtime/Cargo.toml
+++ b/parachain-template/runtime/Cargo.toml
@@ -52,7 +52,6 @@ frame-system-rpc-runtime-api = { git = "https://github.com/paritytech/substrate"
 pallet-aura = { git = "https://github.com/paritytech/substrate", default-features = false , branch = "master" }
 pallet-authorship = { git = "https://github.com/paritytech/substrate", default-features = false , branch = "master" }
 pallet-balances = { git = "https://github.com/paritytech/substrate", default-features = false , branch = "master" }
-pallet-randomness-collective-flip = { git = "https://github.com/paritytech/substrate", default-features = false , branch = "master" }
 pallet-session = { git = "https://github.com/paritytech/substrate", default-features = false , branch = "master" }
 pallet-sudo = { git = "https://github.com/paritytech/substrate", default-features = false , branch = "master" }
 pallet-timestamp = { git = "https://github.com/paritytech/substrate", default-features = false , branch = "master" }
@@ -108,7 +107,6 @@ std = [
 	"pallet-authorship/std",
 	"pallet-balances/std",
 	"pallet-collator-selection/std",
-	"pallet-randomness-collective-flip/std",
 	"pallet-session/std",
 	"pallet-sudo/std",
 	"pallet-template/std",
diff --git a/parachain-template/runtime/src/lib.rs b/parachain-template/runtime/src/lib.rs
index ed02fd12cfd..7f1f7807981 100644
--- a/parachain-template/runtime/src/lib.rs
+++ b/parachain-template/runtime/src/lib.rs
@@ -390,8 +390,6 @@ impl cumulus_pallet_parachain_system::Config for Runtime {
 	type ReservedXcmpWeight = ReservedXcmpWeight;
 }
 
-impl pallet_randomness_collective_flip::Config for Runtime {}
-
 impl parachain_info::Config for Runtime {}
 
 impl cumulus_pallet_aura_ext::Config for Runtime {}
@@ -629,7 +627,6 @@ construct_runtime!(
 		ParachainSystem: cumulus_pallet_parachain_system::{
 			Pallet, Call, Config, Storage, Inherent, Event<T>, ValidateUnsigned,
 		} = 1,
-		RandomnessCollectiveFlip: pallet_randomness_collective_flip::{Pallet, Storage} = 2,
 		Timestamp: pallet_timestamp::{Pallet, Call, Storage, Inherent} = 3,
 		ParachainInfo: parachain_info::{Pallet, Storage, Config} = 4,
 
diff --git a/polkadot-parachains/rococo/Cargo.toml b/polkadot-parachains/rococo/Cargo.toml
index 1c4e12ce5f3..72cda0e06a6 100644
--- a/polkadot-parachains/rococo/Cargo.toml
+++ b/polkadot-parachains/rococo/Cargo.toml
@@ -32,7 +32,6 @@ frame-system = { git = "https://github.com/paritytech/substrate", default-featur
 frame-system-rpc-runtime-api = { git = "https://github.com/paritytech/substrate", default-features = false, branch = "master" }
 pallet-assets = { git = "https://github.com/paritytech/substrate", default-features = false, branch = "master" }
 pallet-balances = { git = "https://github.com/paritytech/substrate", default-features = false, branch = "master" }
-pallet-randomness-collective-flip = { git = "https://github.com/paritytech/substrate", default-features = false, branch = "master" }
 pallet-timestamp = { git = "https://github.com/paritytech/substrate", default-features = false, branch = "master" }
 pallet-sudo = { git = "https://github.com/paritytech/substrate", default-features = false, branch = "master" }
 pallet-transaction-payment = { git = "https://github.com/paritytech/substrate", default-features = false, branch = "master" }
@@ -85,7 +84,6 @@ std = [
 	"frame-system/std",
 	"pallet-assets/std",
 	"pallet-balances/std",
-	"pallet-randomness-collective-flip/std",
 	"pallet-timestamp/std",
 	"pallet-sudo/std",
 	"pallet-transaction-payment/std",
diff --git a/polkadot-parachains/rococo/src/lib.rs b/polkadot-parachains/rococo/src/lib.rs
index 698fcaad09f..e41111c6084 100644
--- a/polkadot-parachains/rococo/src/lib.rs
+++ b/polkadot-parachains/rococo/src/lib.rs
@@ -188,7 +188,7 @@ impl frame_system::Config for Runtime {
 	type AccountData = pallet_balances::AccountData<Balance>;
 	type OnNewAccount = ();
 	type OnKilledAccount = ();
-	type DbWeight = ();
+	type DbWeight = RocksDbWeight;
 	type BaseCallFilter = frame_support::traits::Everything;
 	type SystemWeightInfo = ();
 	type BlockWeights = RuntimeBlockWeights;
@@ -232,8 +232,6 @@ impl pallet_balances::Config for Runtime {
 	type ReserveIdentifier = [u8; 8];
 }
 
-impl pallet_randomness_collective_flip::Config for Runtime {}
-
 parameter_types! {
 	pub const OperationalFeeMultiplier: u8 = 5;
 }
@@ -512,7 +510,6 @@ construct_runtime! {
 		System: frame_system::{Pallet, Call, Storage, Config, Event<T>},
 		Timestamp: pallet_timestamp::{Pallet, Call, Storage, Inherent},
 		Sudo: pallet_sudo::{Pallet, Call, Storage, Config<T>, Event<T>},
-		RandomnessCollectiveFlip: pallet_randomness_collective_flip::{Pallet, Storage},
 		TransactionPayment: pallet_transaction_payment::{Pallet, Storage},
 
 		ParachainSystem: cumulus_pallet_parachain_system::{
@@ -579,8 +576,19 @@ pub type Executive = frame_executive::Executive<
 	frame_system::ChainContext<Runtime>,
 	Runtime,
 	AllPallets,
+	RemoveCollectiveFlip,
 >;
 
+pub struct RemoveCollectiveFlip;
+impl frame_support::traits::OnRuntimeUpgrade for RemoveCollectiveFlip {
+	fn on_runtime_upgrade() -> Weight {
+		use frame_support::storage::migration;
+		// Remove the storage value `RandomMaterial` from removed pallet `RandomnessCollectiveFlip`
+		migration::remove_storage_prefix(b"RandomnessCollectiveFlip", b"RandomMaterial", b"");
+		<Runtime as frame_system::Config>::DbWeight::get().writes(1)
+	}
+}
+
 impl_runtime_apis! {
 	impl sp_api::Core<Block> for Runtime {
 		fn version() -> RuntimeVersion {
diff --git a/polkadot-parachains/statemine/Cargo.toml b/polkadot-parachains/statemine/Cargo.toml
index ce1b05faadf..63f2446a983 100644
--- a/polkadot-parachains/statemine/Cargo.toml
+++ b/polkadot-parachains/statemine/Cargo.toml
@@ -40,7 +40,6 @@ pallet-authorship = { git = "https://github.com/paritytech/substrate", default-f
 pallet-balances = { git = "https://github.com/paritytech/substrate", default-features = false, branch = "master" }
 pallet-multisig = { git = "https://github.com/paritytech/substrate", default-features = false, branch = "master" }
 pallet-proxy = { git = "https://github.com/paritytech/substrate", default-features = false, branch = "master" }
-pallet-randomness-collective-flip = { git = "https://github.com/paritytech/substrate", default-features = false, branch = "master" }
 pallet-session = { git = "https://github.com/paritytech/substrate", default-features = false, branch = "master" }
 pallet-sudo = { git = "https://github.com/paritytech/substrate", default-features = false, branch = "master" }
 pallet-timestamp = { git = "https://github.com/paritytech/substrate", default-features = false, branch = "master" }
@@ -127,7 +126,6 @@ std = [
 	"pallet-balances/std",
 	"pallet-multisig/std",
 	"pallet-proxy/std",
-	"pallet-randomness-collective-flip/std",
 	"pallet-session/std",
 	"pallet-sudo/std",
 	"pallet-timestamp/std",
diff --git a/polkadot-parachains/statemine/src/lib.rs b/polkadot-parachains/statemine/src/lib.rs
index c4b5ef92d00..5b0b6c9398a 100644
--- a/polkadot-parachains/statemine/src/lib.rs
+++ b/polkadot-parachains/statemine/src/lib.rs
@@ -457,8 +457,6 @@ impl cumulus_pallet_parachain_system::Config for Runtime {
 	type ReservedXcmpWeight = ReservedXcmpWeight;
 }
 
-impl pallet_randomness_collective_flip::Config for Runtime {}
-
 impl parachain_info::Config for Runtime {}
 
 impl cumulus_pallet_aura_ext::Config for Runtime {}
@@ -724,7 +722,6 @@ construct_runtime!(
 		ParachainSystem: cumulus_pallet_parachain_system::{
 			Pallet, Call, Config, Storage, Inherent, Event<T>, ValidateUnsigned,
 		} = 1,
-		RandomnessCollectiveFlip: pallet_randomness_collective_flip::{Pallet, Storage} = 2,
 		Timestamp: pallet_timestamp::{Pallet, Call, Storage, Inherent} = 3,
 		ParachainInfo: parachain_info::{Pallet, Storage, Config} = 4,
 
@@ -786,9 +783,19 @@ pub type Executive = frame_executive::Executive<
 	frame_system::ChainContext<Runtime>,
 	Runtime,
 	AllPallets,
-	(),
+	RemoveCollectiveFlip,
 >;
 
+pub struct RemoveCollectiveFlip;
+impl frame_support::traits::OnRuntimeUpgrade for RemoveCollectiveFlip {
+	fn on_runtime_upgrade() -> Weight {
+		use frame_support::storage::migration;
+		// Remove the storage value `RandomMaterial` from removed pallet `RandomnessCollectiveFlip`
+		migration::remove_storage_prefix(b"RandomnessCollectiveFlip", b"RandomMaterial", b"");
+		<Runtime as frame_system::Config>::DbWeight::get().writes(1)
+	}
+}
+
 impl_runtime_apis! {
 	impl sp_consensus_aura::AuraApi<Block, AuraId> for Runtime {
 		fn slot_duration() -> sp_consensus_aura::SlotDuration {
diff --git a/polkadot-parachains/statemint/Cargo.toml b/polkadot-parachains/statemint/Cargo.toml
index 58b3e826c08..89d796ff300 100644
--- a/polkadot-parachains/statemint/Cargo.toml
+++ b/polkadot-parachains/statemint/Cargo.toml
@@ -40,7 +40,6 @@ pallet-authorship = { git = "https://github.com/paritytech/substrate", default-f
 pallet-balances = { git = "https://github.com/paritytech/substrate", default-features = false, branch = "master" }
 pallet-multisig = { git = "https://github.com/paritytech/substrate", default-features = false, branch = "master" }
 pallet-proxy = { git = "https://github.com/paritytech/substrate", default-features = false, branch = "master" }
-pallet-randomness-collective-flip = { git = "https://github.com/paritytech/substrate", default-features = false, branch = "master" }
 pallet-session = { git = "https://github.com/paritytech/substrate", default-features = false, branch = "master" }
 pallet-sudo = { git = "https://github.com/paritytech/substrate", default-features = false, branch = "master" }
 pallet-timestamp = { git = "https://github.com/paritytech/substrate", default-features = false, branch = "master" }
@@ -127,7 +126,6 @@ std = [
 	"pallet-balances/std",
 	"pallet-multisig/std",
 	"pallet-proxy/std",
-	"pallet-randomness-collective-flip/std",
 	"pallet-session/std",
 	"pallet-sudo/std",
 	"pallet-timestamp/std",
diff --git a/polkadot-parachains/statemint/src/lib.rs b/polkadot-parachains/statemint/src/lib.rs
index b42fb90b3e1..b574184eba0 100644
--- a/polkadot-parachains/statemint/src/lib.rs
+++ b/polkadot-parachains/statemint/src/lib.rs
@@ -224,8 +224,6 @@ impl pallet_transaction_payment::Config for Runtime {
 	type OperationalFeeMultiplier = OperationalFeeMultiplier;
 }
 
-impl pallet_randomness_collective_flip::Config for Runtime {}
-
 parameter_types! {
 	pub const AssetDeposit: Balance = 100 * DOLLARS; // 100 DOLLARS deposit to create asset
 	pub const ApprovalDeposit: Balance = EXISTENTIAL_DEPOSIT;
@@ -727,7 +725,6 @@ construct_runtime!(
 		ParachainSystem: cumulus_pallet_parachain_system::{
 			Pallet, Call, Config, Storage, Inherent, Event<T>, ValidateUnsigned,
 		} = 1,
-		RandomnessCollectiveFlip: pallet_randomness_collective_flip::{Pallet, Storage} = 2,
 		Timestamp: pallet_timestamp::{Pallet, Call, Storage, Inherent} = 3,
 		ParachainInfo: parachain_info::{Pallet, Storage, Config} = 4,
 
diff --git a/polkadot-parachains/westmint/Cargo.toml b/polkadot-parachains/westmint/Cargo.toml
index d4c1b5f8a96..57b570192c4 100644
--- a/polkadot-parachains/westmint/Cargo.toml
+++ b/polkadot-parachains/westmint/Cargo.toml
@@ -40,7 +40,6 @@ pallet-authorship = { git = "https://github.com/paritytech/substrate", default-f
 pallet-balances = { git = "https://github.com/paritytech/substrate", default-features = false, branch = "master" }
 pallet-multisig = { git = "https://github.com/paritytech/substrate", default-features = false, branch = "master" }
 pallet-proxy = { git = "https://github.com/paritytech/substrate", default-features = false, branch = "master" }
-pallet-randomness-collective-flip = { git = "https://github.com/paritytech/substrate", default-features = false, branch = "master" }
 pallet-session = { git = "https://github.com/paritytech/substrate", default-features = false, branch = "master" }
 pallet-sudo = { git = "https://github.com/paritytech/substrate", default-features = false, branch = "master" }
 pallet-timestamp = { git = "https://github.com/paritytech/substrate", default-features = false, branch = "master" }
@@ -127,7 +126,6 @@ std = [
 	"pallet-balances/std",
 	"pallet-multisig/std",
 	"pallet-proxy/std",
-	"pallet-randomness-collective-flip/std",
 	"pallet-session/std",
 	"pallet-sudo/std",
 	"pallet-timestamp/std",
diff --git a/polkadot-parachains/westmint/src/lib.rs b/polkadot-parachains/westmint/src/lib.rs
index a795dad3756..2454e407180 100644
--- a/polkadot-parachains/westmint/src/lib.rs
+++ b/polkadot-parachains/westmint/src/lib.rs
@@ -213,8 +213,6 @@ impl pallet_transaction_payment::Config for Runtime {
 	type OperationalFeeMultiplier = OperationalFeeMultiplier;
 }
 
-impl pallet_randomness_collective_flip::Config for Runtime {}
-
 impl pallet_sudo::Config for Runtime {
 	type Event = Event;
 	type Call = Call;
@@ -702,7 +700,6 @@ construct_runtime!(
 		ParachainSystem: cumulus_pallet_parachain_system::{
 			Pallet, Call, Config, Storage, Inherent, Event<T>, ValidateUnsigned,
 		},
-		RandomnessCollectiveFlip: pallet_randomness_collective_flip::{Pallet, Storage},
 		Timestamp: pallet_timestamp::{Pallet, Call, Storage, Inherent},
 		ParachainInfo: parachain_info::{Pallet, Storage, Config},
 		Sudo: pallet_sudo::{Pallet, Call, Config<T>, Storage, Event<T>},
@@ -767,9 +764,19 @@ pub type Executive = frame_executive::Executive<
 	frame_system::ChainContext<Runtime>,
 	Runtime,
 	AllPallets,
-	(),
+	RemoveCollectiveFlip,
 >;
 
+pub struct RemoveCollectiveFlip;
+impl frame_support::traits::OnRuntimeUpgrade for RemoveCollectiveFlip {
+	fn on_runtime_upgrade() -> Weight {
+		use frame_support::storage::migration;
+		// Remove the storage value `RandomMaterial` from removed pallet `RandomnessCollectiveFlip`
+		migration::remove_storage_prefix(b"RandomnessCollectiveFlip", b"RandomMaterial", b"");
+		<Runtime as frame_system::Config>::DbWeight::get().writes(1)
+	}
+}
+
 impl_runtime_apis! {
 	impl sp_consensus_aura::AuraApi<Block, AuraId> for Runtime {
 		fn slot_duration() -> sp_consensus_aura::SlotDuration {
diff --git a/test/runtime-upgrade/Cargo.toml b/test/runtime-upgrade/Cargo.toml
index efe92061965..a425abc59e2 100644
--- a/test/runtime-upgrade/Cargo.toml
+++ b/test/runtime-upgrade/Cargo.toml
@@ -14,7 +14,6 @@ frame-executive = { git = "https://github.com/paritytech/substrate", default-fea
 frame-support = { git = "https://github.com/paritytech/substrate", default-features = false, branch = "master" }
 frame-system = { git = "https://github.com/paritytech/substrate", default-features = false, branch = "master" }
 pallet-balances = { git = "https://github.com/paritytech/substrate", default-features = false, branch = "master" }
-pallet-randomness-collective-flip = { git = "https://github.com/paritytech/substrate", default-features = false, branch = "master" }
 pallet-sudo = { git = "https://github.com/paritytech/substrate", default-features = false, branch = "master" }
 pallet-timestamp = { git = "https://github.com/paritytech/substrate", default-features = false, branch = "master" }
 pallet-transaction-payment = { git = "https://github.com/paritytech/substrate", default-features = false, branch = "master" }
@@ -50,7 +49,6 @@ std = [
 	"frame-support/std",
 	"frame-system/std",
 	"pallet-balances/std",
-	"pallet-randomness-collective-flip/std",
 	"pallet-sudo/std",
 	"pallet-timestamp/std",
 	"pallet-transaction-payment/std",
diff --git a/test/runtime/Cargo.toml b/test/runtime/Cargo.toml
index a88d89e8e95..47cd1806349 100644
--- a/test/runtime/Cargo.toml
+++ b/test/runtime/Cargo.toml
@@ -14,7 +14,6 @@ frame-executive = { git = "https://github.com/paritytech/substrate", default-fea
 frame-support = { git = "https://github.com/paritytech/substrate", default-features = false, branch = "master" }
 frame-system = { git = "https://github.com/paritytech/substrate", default-features = false, branch = "master" }
 pallet-balances = { git = "https://github.com/paritytech/substrate", default-features = false, branch = "master" }
-pallet-randomness-collective-flip = { git = "https://github.com/paritytech/substrate", default-features = false, branch = "master" }
 pallet-sudo = { git = "https://github.com/paritytech/substrate", default-features = false, branch = "master" }
 pallet-timestamp = { git = "https://github.com/paritytech/substrate", default-features = false, branch = "master" }
 pallet-transaction-payment = { git = "https://github.com/paritytech/substrate", default-features = false, branch = "master" }
@@ -50,7 +49,6 @@ std = [
 	"frame-support/std",
 	"frame-system/std",
 	"pallet-balances/std",
-	"pallet-randomness-collective-flip/std",
 	"pallet-sudo/std",
 	"pallet-timestamp/std",
 	"pallet-transaction-payment/std",
diff --git a/test/runtime/src/lib.rs b/test/runtime/src/lib.rs
index d06bb951c4a..2ed83ae8292 100644
--- a/test/runtime/src/lib.rs
+++ b/test/runtime/src/lib.rs
@@ -245,8 +245,6 @@ impl pallet_transaction_payment::Config for Runtime {
 	type OperationalFeeMultiplier = OperationalFeeMultiplier;
 }
 
-impl pallet_randomness_collective_flip::Config for Runtime {}
-
 impl pallet_sudo::Config for Runtime {
 	type Call = Call;
 	type Event = Event;
@@ -280,7 +278,6 @@ construct_runtime! {
 		Timestamp: pallet_timestamp::{Pallet, Call, Storage, Inherent},
 		Balances: pallet_balances::{Pallet, Call, Storage, Config<T>, Event<T>},
 		Sudo: pallet_sudo::{Pallet, Call, Storage, Config<T>, Event<T>},
-		RandomnessCollectiveFlip: pallet_randomness_collective_flip::{Pallet, Storage},
 		TransactionPayment: pallet_transaction_payment::{Pallet, Storage},
 	}
 }