diff --git a/substrate/client/finality-grandpa/src/lib.rs b/substrate/client/finality-grandpa/src/lib.rs
index 45a2400226..e931271df9 100644
--- a/substrate/client/finality-grandpa/src/lib.rs
+++ b/substrate/client/finality-grandpa/src/lib.rs
@@ -857,25 +857,6 @@ where
 	}
 }
 
-#[deprecated(since = "1.1.0", note = "Please switch to run_grandpa_voter.")]
-pub fn run_grandpa<B, E, Block: BlockT, N, RA, SC, VR, X>(
-	grandpa_params: GrandpaParams<B, E, Block, N, RA, SC, VR, X>,
-) -> sp_blockchain::Result<impl Future<Output=()> + Send + 'static> where
-	Block::Hash: Ord,
-	B: Backend<Block> + 'static,
-	E: CallExecutor<Block> + Send + Sync + 'static,
-	N: NetworkT<Block> + Send + Sync + Clone + 'static,
-	SC: SelectChain<Block> + 'static,
-	NumberFor<Block>: BlockNumberOps,
-	DigestFor<Block>: Encode,
-	RA: Send + Sync + 'static,
-	VR: VotingRule<Block, Client<B, E, Block, RA>> + Clone + 'static,
-	X: futures::Future<Output=()> + Clone + Send + Unpin + 'static,
-	Client<B, E, Block, RA>: AuxStore,
-{
-	run_grandpa_voter(grandpa_params)
-}
-
 /// When GRANDPA is not initialized we still need to register the finality
 /// tracker inherent provider which might be expected by the runtime for block
 /// authoring. Additionally, we register a gossip message validator that
diff --git a/substrate/client/finality-grandpa/src/observer.rs b/substrate/client/finality-grandpa/src/observer.rs
index ffe71d573a..77227909dc 100644
--- a/substrate/client/finality-grandpa/src/observer.rs
+++ b/substrate/client/finality-grandpa/src/observer.rs
@@ -377,7 +377,7 @@ mod tests {
 	use substrate_test_runtime_client::{TestClientBuilder, TestClientBuilderExt};
 	use sc_network::PeerId;
 
-	use futures::executor::{self, ThreadPool};
+	use futures::executor;
 
 	/// Ensure `Future` implementation of `ObserverWork` is polling its `NetworkBridge`. Regression
 	/// test for bug introduced in d4fbb897c and fixed in b7af8b339.
diff --git a/substrate/client/network/src/protocol/specialization.rs b/substrate/client/network/src/protocol/specialization.rs
index af6d5f7a23..6ffa335c8c 100644
--- a/substrate/client/network/src/protocol/specialization.rs
+++ b/substrate/client/network/src/protocol/specialization.rs
@@ -41,14 +41,6 @@ pub trait NetworkSpecialization<B: BlockT>: Send + Sync + 'static {
 		message: Vec<u8>
 	);
 
-	/// Called when a network-specific event arrives.
-	#[deprecated(note = "This method is never called; please use `with_dht_event_tx` when building the service")]
-	fn on_event(&mut self, _event: Event) {}
-
-	/// Called on abort.
-	#[deprecated(note = "This method is never called; aborting corresponds to dropping the object")]
-	fn on_abort(&mut self) { }
-
 	/// Called periodically to maintain peers and handle timeouts.
 	fn maintain_peers(&mut self, _ctx: &mut dyn Context<B>) { }
 
@@ -162,17 +154,6 @@ macro_rules! construct_simple_protocol {
 				$( self.$sub_protocol_name.on_message(_ctx, _who, _message); )*
 			}
 
-			fn on_event(
-				&mut self,
-				_event: $crate::specialization::Event
-			) {
-				$( self.$sub_protocol_name.on_event(_event); )*
-			}
-
-			fn on_abort(&mut self) {
-				$( self.$sub_protocol_name.on_abort(); )*
-			}
-
 			fn maintain_peers(&mut self, _ctx: &mut $crate::Context<$block>) {
 				$( self.$sub_protocol_name.maintain_peers(_ctx); )*
 			}