diff --git a/ethcore/res/ethereum/kovan.json b/ethcore/res/ethereum/kovan.json
new file mode 100644
index 000000000..7708f0c04
--- /dev/null
+++ b/ethcore/res/ethereum/kovan.json
@@ -0,0 +1,58 @@
+{
+  "name": "Kovan",
+  "dataDir": "kovan",
+  "engine": {
+    "authorityRound": {
+      "params": {
+        "gasLimitBoundDivisor": "0x400",
+        "stepDuration": "4",
+        "blockReward": "0x4563918244F40000",
+        "validators" : {
+          "list": [
+            "0x00D6Cc1BA9cf89BD2e58009741f4F7325BAdc0ED",
+            "0x00427feae2419c15b89d1c21af10d1b6650a4d3d",
+            "0x4Ed9B08e6354C70fE6F8CB0411b0d3246b424d6c",
+            "0x0020ee4Be0e2027d76603cB751eE069519bA81A1",
+
+            "0x0010f94b296a852aaac52ea6c5ac72e03afd032d",
+
+            "0x007733a1FE69CF3f2CF989F81C7b4cAc1693387A",
+            "0x00E6d2b931F55a3f1701c7389d592a7778897879",
+            "0x00e4a10650e5a6D6001C38ff8E64F97016a1645c",
+
+            "0x00a0a24b9f0e5ec7aa4c7389b8302fd0123194de"
+          ]
+        }
+      }
+    }
+  },
+  "params": {
+    "maximumExtraDataSize": "0x20",
+    "minGasLimit": "0x1388",
+    "networkID" : "0x2A"
+  },
+  "genesis": {
+    "seal": {
+      "authorityRound": {
+        "step": "0x0",
+        "signature": "0x0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"
+      }
+    },
+    "difficulty": "0x20000",
+    "gasLimit": "0x5B8D80"
+  },
+  "accounts": {
+    "0x0000000000000000000000000000000000000001": { "balance": "1", "builtin": { "name": "ecrecover", "pricing": { "linear": { "base": 3000, "word": 0 } } } },
+    "0x0000000000000000000000000000000000000002": { "balance": "1", "builtin": { "name": "sha256", "pricing": { "linear": { "base": 60, "word": 12 } } } },
+    "0x0000000000000000000000000000000000000003": { "balance": "1", "builtin": { "name": "ripemd160", "pricing": { "linear": { "base": 600, "word": 120 } } } },
+    "0x0000000000000000000000000000000000000004": { "balance": "1", "builtin": { "name": "identity", "pricing": { "linear": { "base": 15, "word": 3 } } } },
+    "0x00521965e7bd230323c423d96c657db5b79d099f": { "balance": "1606938044258990275541962092341162602522202993782792835301376" }
+  },
+  "nodes": [
+    "enode://c005dd308256c60fab247813d8bf6d6e81f9cd354287837eb1c2fcf294adaa913a3208e88900ef5c55a8cba7042c301d80503edec2ad3f92a72e241ee6743854@192.241.230.87:30303",
+    "enode://48caeceb2724f2f71406990aa81efe87f8c53f26441d891473da2ae50cc138f238addc0e46b5aee240db55de8c711daac53d7b32a3f13e30edb86a3ca7c2700b@138.68.143.220:30303",
+    "enode://85705212fd28ebdd56669fb55e958feb9d81f74fe76c82f867564b6c2995e69f596df0f588eba16f1a43b69ce06485d68231a0c83fed8469b41eba0e390c126f@139.59.146.42:30303",
+    "enode://2aa81bd0a761cd4f02c934dcf3f81c5b65953e51ab5ba03ceb1f125eb06418a1cdffb1c9d01871aa7bd456f3fce35e745608189ad1164f72b2161634b0c3f6ea@188.166.240.190:30303",
+    "enode://c5900cdd6d20795d58372f42dfbab9d664c27bb97e9c27972741942736e919122f9bac28e74cbc58e4ff195475ea90d9880b71a37af5b5a8cb41d843f765cff8@174.138.79.48:30303"
+  ]
+}
diff --git a/ethcore/src/ethereum/mod.rs b/ethcore/src/ethereum/mod.rs
index b15c9e4de..9d279274c 100644
--- a/ethcore/src/ethereum/mod.rs
+++ b/ethcore/src/ethereum/mod.rs
@@ -48,9 +48,12 @@ pub fn new_frontier() -> Spec { load(include_bytes!("../../res/ethereum/frontier
 /// Create a new Frontier mainnet chain spec without the DAO hardfork.
 pub fn new_classic() -> Spec { load(include_bytes!("../../res/ethereum/classic.json")) }
 
-/// Create a new Frontier mainnet chain spec without the DAO hardfork.
+/// Create a new Expanse mainnet chain spec.
 pub fn new_expanse() -> Spec { load(include_bytes!("../../res/ethereum/expanse.json")) }
 
+/// Create a new Kovan testnet chain spec.
+pub fn new_kovan() -> Spec { load(include_bytes!("../../res/ethereum/kovan.json")) }
+
 /// Create a new Frontier chain spec as though it never changes to Homestead.
 pub fn new_frontier_test() -> Spec { load(include_bytes!("../../res/ethereum/frontier_test.json")) }
 
diff --git a/parity/cli/usage.txt b/parity/cli/usage.txt
index dee6dd788..35bc366e9 100644
--- a/parity/cli/usage.txt
+++ b/parity/cli/usage.txt
@@ -59,7 +59,7 @@ Operating Options:
   --chain CHAIN                  Specify the blockchain type. CHAIN may be either a
                                  JSON chain specification file or olympic, frontier,
                                  homestead, mainnet, morden, ropsten, classic, expanse,
-                                 testnet or dev (default: {flag_chain}).
+                                 testnet, kovan or dev (default: {flag_chain}).
   -d --base-path PATH            Specify the base data storage path.
                                  (default: {flag_base_path}).
   --db-path PATH                 Specify the database directory path
@@ -372,8 +372,7 @@ Legacy Options:
                                  to be the same as Geth's. Overrides the --ipc-path
                                  and --ipcpath options. Alters RPCs to reflect Geth
                                  bugs. Includes the personal_ RPC by default.
-  --testnet                      Geth-compatible testnet mode. Equivalent to --chain
-                                 testnet --keys-path $HOME/parity/testnet-keys.
+  --testnet                      Testnet mode. Equivalent to --chain testnet.
                                  Overrides the --keys-path option.
   --import-geth-keys             Attempt to import keys from Geth client.
   --datadir PATH                 Equivalent to --base-path PATH.
diff --git a/parity/params.rs b/parity/params.rs
index 4e3256bf1..d9aee81cd 100644
--- a/parity/params.rs
+++ b/parity/params.rs
@@ -29,6 +29,7 @@ pub enum SpecType {
 	Mainnet,
 	Morden,
 	Ropsten,
+	Kovan,
 	Olympic,
 	Classic,
 	Expanse,
@@ -50,7 +51,8 @@ impl str::FromStr for SpecType {
 			"frontier" | "homestead" | "mainnet" => SpecType::Mainnet,
 			"frontier-dogmatic" | "homestead-dogmatic" | "classic" => SpecType::Classic,
 			"morden" | "classic-testnet" => SpecType::Morden,
-			"ropsten" | "testnet" => SpecType::Ropsten,
+			"ropsten" => SpecType::Ropsten,
+			"kovan" | "testnet" => SpecType::Kovan,
 			"olympic" => SpecType::Olympic,
 			"expanse" => SpecType::Expanse,
 			"dev" => SpecType::Dev,
@@ -69,6 +71,7 @@ impl fmt::Display for SpecType {
 			SpecType::Olympic => "olympic",
 			SpecType::Classic => "classic",
 			SpecType::Expanse => "expanse",
+			SpecType::Kovan => "kovan",
 			SpecType::Dev => "dev",
 			SpecType::Custom(ref custom) => custom,
 		})
@@ -84,6 +87,7 @@ impl SpecType {
 			SpecType::Olympic => Ok(ethereum::new_olympic()),
 			SpecType::Classic => Ok(ethereum::new_classic()),
 			SpecType::Expanse => Ok(ethereum::new_expanse()),
+			SpecType::Kovan => Ok(ethereum::new_kovan()),
 			SpecType::Dev => Ok(Spec::new_instant()),
 			SpecType::Custom(ref filename) => {
 				let file = fs::File::open(filename).map_err(|_| "Could not load specification file.")?;
@@ -320,7 +324,8 @@ mod tests {
 		assert_eq!(SpecType::Mainnet, "frontier".parse().unwrap());
 		assert_eq!(SpecType::Mainnet, "homestead".parse().unwrap());
 		assert_eq!(SpecType::Mainnet, "mainnet".parse().unwrap());
-		assert_eq!(SpecType::Ropsten, "testnet".parse().unwrap());
+		assert_eq!(SpecType::Kovan, "testnet".parse().unwrap());
+		assert_eq!(SpecType::Kovan, "kovan".parse().unwrap());
 		assert_eq!(SpecType::Morden, "morden".parse().unwrap());
 		assert_eq!(SpecType::Ropsten, "ropsten".parse().unwrap());
 		assert_eq!(SpecType::Olympic, "olympic".parse().unwrap());
@@ -341,6 +346,7 @@ mod tests {
 		assert_eq!(format!("{}", SpecType::Olympic), "olympic");
 		assert_eq!(format!("{}", SpecType::Classic), "classic");
 		assert_eq!(format!("{}", SpecType::Expanse), "expanse");
+		assert_eq!(format!("{}", SpecType::Kovan), "kovan");
 		assert_eq!(format!("{}", SpecType::Dev), "dev");
 		assert_eq!(format!("{}", SpecType::Custom("foo/bar".into())), "foo/bar");
 	}