diff --git a/ethcore/src/transaction.rs b/ethcore/src/transaction.rs
index 00ea784d4..a5e70b0d6 100644
--- a/ethcore/src/transaction.rs
+++ b/ethcore/src/transaction.rs
@@ -67,6 +67,24 @@ impl Transaction {
 		}
 	}
 
+	/// Create a new message-call transaction.
+	#[allow(dead_code)]
+	pub fn new_call(to: Address, value: U256, data: Bytes, gas: U256, gas_price: U256, nonce: U256) -> Transaction {
+		Transaction {
+			nonce: nonce,
+			gas_price: gas_price,
+			gas: gas,
+			action: Action::Call(to),
+			value: value,
+			data: data,
+			v: 0,
+			r: x!(0),
+			s: x!(0),
+			hash: RefCell::new(None),
+			sender: RefCell::new(None),
+		}
+	}
+
 	/// Create a new contract-creation transaction.
 	#[cfg(test)]
 	pub fn new_create(value: U256, data: Bytes, gas: U256, gas_price: U256, nonce: U256) -> Transaction {
diff --git a/install-deps.sh b/install-deps.sh
index b10d373b7..15b863682 100755
--- a/install-deps.sh
+++ b/install-deps.sh
@@ -463,4 +463,4 @@ function run_installer()
 	finish
 }
 
-run_installer
\ No newline at end of file
+run_installer
diff --git a/rpc/Cargo.toml b/rpc/Cargo.toml
index 60b29c5d4..bea85a74f 100644
--- a/rpc/Cargo.toml
+++ b/rpc/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 description = "Ethcore jsonrpc"
 name = "ethcore-rpc"
-version = "0.1.0"
+version = "0.9.0"
 license = "GPL-3.0"
 authors = ["Ethcore <admin@ethcore.io"]
 
@@ -17,4 +17,5 @@ ethcore-util = { path = "../util" }
 ethcore = { path = "../ethcore" }
 ethsync = { path = "../sync" }
 clippy = "0.0.37"
+target_info = "0.1.0"
 
diff --git a/rpc/src/lib.rs b/rpc/src/lib.rs
index f81e65551..985ba4674 100644
--- a/rpc/src/lib.rs
+++ b/rpc/src/lib.rs
@@ -4,6 +4,7 @@
 #![plugin(serde_macros)]
 #![plugin(clippy)]
 
+extern crate target_info;
 extern crate serde;
 extern crate serde_json;
 extern crate jsonrpc_core;
diff --git a/rpc/src/v1/impls/web3.rs b/rpc/src/v1/impls/web3.rs
index 5117ebf16..e0c5c98ab 100644
--- a/rpc/src/v1/impls/web3.rs
+++ b/rpc/src/v1/impls/web3.rs
@@ -1,4 +1,5 @@
 //! Web3 rpc implementation.
+use target_info::Target;
 use jsonrpc_core::*;
 use v1::traits::Web3;
 
@@ -13,8 +14,7 @@ impl Web3Client {
 impl Web3 for Web3Client {
 	fn client_version(&self, params: Params) -> Result<Value, Error> {
 		match params {
-			//Params::None => Ok(Value::String("parity/0.1.0/-/rust1.7-nightly".to_owned())),
-			Params::None => Ok(Value::String("surprise/0.1.0/surprise/surprise".to_owned())),
+			Params::None => Ok(Value::String(format!("Parity/{}/{}-{}-{}", env!("CARGO_PKG_VERSION"), Target::arch(), Target::env(), Target::os()))),
 			_ => Err(Error::invalid_params())
 		}
 	}