diff --git a/parity/rpc_apis.rs b/parity/rpc_apis.rs
index 4c5e88406..548e84995 100644
--- a/parity/rpc_apis.rs
+++ b/parity/rpc_apis.rs
@@ -28,6 +28,7 @@ use ethcore::miner::{Miner, ExternalMiner};
 use ethcore::snapshot::SnapshotService;
 use ethcore_rpc::{Metadata, NetworkSettings};
 use ethcore_rpc::informant::{Middleware, RpcStats, ClientNotifier};
+use ethcore_rpc::dispatch::FullDispatcher;
 use ethsync::{ManageNetwork, SyncProvider};
 use hash_fetch::fetch::Client as FetchClient;
 use jsonrpc_core::{MetaIoHandler};
@@ -176,10 +177,11 @@ macro_rules! add_signing_methods {
 		{
 			let handler = &mut $handler;
 			let deps = &$deps;
+			let dispatcher = FullDispatcher::new(Arc::downgrade(&deps.client), Arc::downgrade(&deps.miner));
 			if deps.signer_service.is_enabled() {
-				handler.extend_with($namespace::to_delegate(SigningQueueClient::new(&deps.signer_service, &deps.client, &deps.miner, &deps.secret_store)))
+				handler.extend_with($namespace::to_delegate(SigningQueueClient::new(&deps.signer_service, dispatcher, &deps.secret_store)))
 			} else {
-				handler.extend_with($namespace::to_delegate(SigningUnsafeClient::new(&deps.client, &deps.secret_store, &deps.miner)))
+				handler.extend_with($namespace::to_delegate(SigningUnsafeClient::new(&deps.secret_store, dispatcher)))
 			}
 		}
 	}
@@ -194,6 +196,8 @@ pub fn setup_rpc(stats: Arc<RpcStats>, deps: Arc<Dependencies>, apis: ApiSet) ->
 
 	// it's turned into vector, cause ont of the cases requires &[]
 	let apis = apis.list_apis().into_iter().collect::<Vec<_>>();
+	let dispatcher = FullDispatcher::new(Arc::downgrade(&deps.client), Arc::downgrade(&deps.miner));
+
 	for api in &apis {
 		match *api {
 			Api::Web3 => {
@@ -223,10 +227,10 @@ pub fn setup_rpc(stats: Arc<RpcStats>, deps: Arc<Dependencies>, apis: ApiSet) ->
 				add_signing_methods!(EthSigning, handler, deps);
 			},
 			Api::Personal => {
-				handler.extend_with(PersonalClient::new(&deps.secret_store, &deps.client, &deps.miner, deps.geth_compatibility).to_delegate());
+				handler.extend_with(PersonalClient::new(&deps.secret_store, dispatcher.clone(), deps.geth_compatibility).to_delegate());
 			},
 			Api::Signer => {
-				handler.extend_with(SignerClient::new(&deps.secret_store, &deps.client, &deps.miner, &deps.signer_service).to_delegate());
+				handler.extend_with(SignerClient::new(&deps.secret_store, dispatcher.clone(), &deps.signer_service).to_delegate());
 			},
 			Api::Parity => {
 				let signer = match deps.signer_service.is_enabled() {
diff --git a/rpc/src/lib.rs b/rpc/src/lib.rs
index 0a32932f1..50cde77c5 100644
--- a/rpc/src/lib.rs
+++ b/rpc/src/lib.rs
@@ -65,7 +65,7 @@ use jsonrpc_core::reactor::RpcHandler;
 pub use ipc::{Server as IpcServer, Error as IpcServerError};
 pub use jsonrpc_http_server::{ServerBuilder, Server, RpcServerError};
 pub mod v1;
-pub use v1::{SigningQueue, SignerService, ConfirmationsQueue, NetworkSettings, Metadata, Origin, informant};
+pub use v1::{SigningQueue, SignerService, ConfirmationsQueue, NetworkSettings, Metadata, Origin, informant, dispatch};
 pub use v1::block_import::is_major_importing;
 
 /// Start http server asynchronously and returns result with `Server` handle on success or an error.
diff --git a/rpc/src/v1/helpers/dispatch.rs b/rpc/src/v1/helpers/dispatch.rs
index 24a0d41a6..36d5ad864 100644
--- a/rpc/src/v1/helpers/dispatch.rs
+++ b/rpc/src/v1/helpers/dispatch.rs
@@ -14,6 +14,8 @@
 // You should have received a copy of the GNU General Public License
 // along with Parity.  If not, see <http://www.gnu.org/licenses/>.
 
+//! Utilities and helpers for transaction dispatch.
+
 use std::fmt::Debug;
 use std::ops::Deref;
 use std::sync::Weak;
@@ -152,20 +154,29 @@ impl<C: MiningBlockChainClient, M: MinerService> Dispatcher for FullDispatcher<C
 		}
 }
 
+/// default MAC to use.
 pub const DEFAULT_MAC: [u8; 2] = [0, 0];
 
-type AccountToken = String;
+/// Single-use account token.
+pub type AccountToken = String;
 
+/// Values used to unlock accounts for signing.
 #[derive(Debug, Clone, PartialEq)]
 pub enum SignWith {
+	/// Nothing -- implies the account is already unlocked.
 	Nothing,
+	/// Unlock with password.
 	Password(String),
+	/// Unlock with single-use token.
 	Token(AccountToken),
 }
 
+/// A value, potentially accompanied by a signing token.
 #[derive(Debug)]
 pub enum WithToken<T: Debug> {
+	/// No token.
 	No(T),
+	/// With token.
 	Yes(T, AccountToken),
 }
 
@@ -181,6 +192,7 @@ impl<T: Debug> Deref for WithToken<T> {
 }
 
 impl<T: Debug> WithToken<T> {
+	/// Map the value with the given closure, preserving the token.
 	pub fn map<S, F>(self, f: F) -> WithToken<S> where
 		S: Debug,
 		F: FnOnce(T) -> S,
@@ -191,6 +203,7 @@ impl<T: Debug> WithToken<T> {
 		}
 	}
 
+	/// Convert into inner value, ignoring possible token.
 	pub fn into_value(self) -> T {
 		match self {
 			WithToken::No(v) => v,
@@ -222,6 +235,7 @@ impl<T: Debug> From<(T, Option<AccountToken>)> for WithToken<T> {
 	}
 }
 
+/// Execute a confirmation payload.
 pub fn execute<D: Dispatcher + 'static>(
 	dispatcher: D,
 	accounts: &AccountProvider,
diff --git a/rpc/src/v1/mod.rs b/rpc/src/v1/mod.rs
index 617dda0f9..f278718ae 100644
--- a/rpc/src/v1/mod.rs
+++ b/rpc/src/v1/mod.rs
@@ -38,5 +38,5 @@ pub mod types;
 
 pub use self::traits::{Web3, Eth, EthFilter, EthSigning, Net, Parity, ParityAccounts, ParitySet, ParitySigning, Signer, Personal, Traces, Rpc};
 pub use self::impls::*;
-pub use self::helpers::{SigningQueue, SignerService, ConfirmationsQueue, NetworkSettings, block_import, informant};
+pub use self::helpers::{SigningQueue, SignerService, ConfirmationsQueue, NetworkSettings, block_import, informant, dispatch};
 pub use self::metadata::{Metadata, Origin};