diff --git a/Cargo.lock b/Cargo.lock
index af51b989a..3941c2c32 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1,6 +1,6 @@
 [root]
 name = "parity"
-version = "1.3.10"
+version = "1.3.11"
 dependencies = [
  "ansi_term 0.7.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "clippy 0.0.80 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -20,7 +20,7 @@ dependencies = [
  "ethcore-logger 1.3.0",
  "ethcore-rpc 1.3.0",
  "ethcore-signer 1.3.0",
- "ethcore-util 1.3.10",
+ "ethcore-util 1.3.11",
  "ethsync 1.3.0",
  "fdlimit 0.1.0",
  "hyper 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -270,7 +270,7 @@ dependencies = [
  "ethcore-ipc 1.3.0",
  "ethcore-ipc-codegen 1.3.0",
  "ethcore-ipc-nano 1.3.0",
- "ethcore-util 1.3.10",
+ "ethcore-util 1.3.11",
  "ethjson 0.1.0",
  "ethstore 0.1.0",
  "evmjit 1.3.0",
@@ -294,7 +294,7 @@ version = "1.3.0"
 dependencies = [
  "clippy 0.0.80 (registry+https://github.com/rust-lang/crates.io-index)",
  "ethcore-rpc 1.3.0",
- "ethcore-util 1.3.10",
+ "ethcore-util 1.3.11",
  "hyper 0.9.4 (git+https://github.com/ethcore/hyper)",
  "jsonrpc-core 2.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "jsonrpc-http-server 6.1.0 (git+https://github.com/ethcore/jsonrpc-http-server.git?branch=beta)",
@@ -336,7 +336,7 @@ name = "ethcore-ipc"
 version = "1.3.0"
 dependencies = [
  "ethcore-devtools 1.3.0",
- "ethcore-util 1.3.10",
+ "ethcore-util 1.3.11",
  "nanomsg 0.5.1 (git+https://github.com/ethcore/nanomsg.rs.git)",
  "semver 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -381,7 +381,7 @@ dependencies = [
  "ethcore-ipc 1.3.0",
  "ethcore-ipc-codegen 1.3.0",
  "ethcore-ipc-nano 1.3.0",
- "ethcore-util 1.3.10",
+ "ethcore-util 1.3.11",
  "log 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "nanomsg 0.5.1 (git+https://github.com/ethcore/nanomsg.rs.git)",
  "semver 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -393,7 +393,7 @@ name = "ethcore-logger"
 version = "1.3.0"
 dependencies = [
  "env_logger 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "ethcore-util 1.3.10",
+ "ethcore-util 1.3.11",
  "isatty 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -408,7 +408,7 @@ dependencies = [
  "ansi_term 0.7.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "ethcore-devtools 1.3.0",
  "ethcore-io 1.3.0",
- "ethcore-util 1.3.10",
+ "ethcore-util 1.3.11",
  "igd 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.12 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -432,7 +432,7 @@ dependencies = [
  "ethcore-devtools 1.3.0",
  "ethcore-io 1.3.0",
  "ethcore-ipc 1.3.0",
- "ethcore-util 1.3.10",
+ "ethcore-util 1.3.11",
  "ethjson 0.1.0",
  "ethsync 1.3.0",
  "json-ipc-server 0.2.4 (git+https://github.com/ethcore/json-ipc-server.git?branch=beta)",
@@ -455,7 +455,7 @@ dependencies = [
  "env_logger 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "ethcore-io 1.3.0",
  "ethcore-rpc 1.3.0",
- "ethcore-util 1.3.10",
+ "ethcore-util 1.3.11",
  "jsonrpc-core 2.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-dapps-signer 1.4.0 (git+https://github.com/ethcore/parity-ui.git)",
@@ -466,7 +466,7 @@ dependencies = [
 
 [[package]]
 name = "ethcore-util"
-version = "1.3.10"
+version = "1.3.11"
 dependencies = [
  "ansi_term 0.7.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "arrayvec 0.3.16 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -499,7 +499,7 @@ dependencies = [
 name = "ethjson"
 version = "0.1.0"
 dependencies = [
- "ethcore-util 1.3.10",
+ "ethcore-util 1.3.11",
  "rustc-serialize 0.3.19 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 0.7.9 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_codegen 0.7.9 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -547,7 +547,7 @@ dependencies = [
  "ethcore-ipc-codegen 1.3.0",
  "ethcore-ipc-nano 1.3.0",
  "ethcore-network 1.3.0",
- "ethcore-util 1.3.10",
+ "ethcore-util 1.3.11",
  "heapsize 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
diff --git a/Cargo.toml b/Cargo.toml
index cefd60479..e15792830 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 description = "Ethcore client."
 name = "parity"
-version = "1.3.10"
+version = "1.3.11"
 license = "GPL-3.0"
 authors = ["Ethcore <admin@ethcore.io>"]
 build = "build.rs"
diff --git a/ethcore/res/ethereum/frontier.json b/ethcore/res/ethereum/frontier.json
index 26ff75528..a9ed4eb45 100644
--- a/ethcore/res/ethereum/frontier.json
+++ b/ethcore/res/ethereum/frontier.json
@@ -131,10 +131,10 @@
 					"0x807640a13483f8ac783c557fcdf27be11ea4ac7a"
 				],
 				"eip150Transition": "0x259518",
-				"eip155Transition": 2642462,
-				"eip160Transition": 2642462,
-				"eip161abcTransition": 2642462,
-				"eip161dTransition": 2642462
+				"eip155Transition": "0x7fffffffffffffff",
+				"eip160Transition": "0x7fffffffffffffff",
+				"eip161abcTransition": "0x7fffffffffffffff",
+				"eip161dTransition": "0x7fffffffffffffff"
 			}
 		}
 	},
@@ -165,7 +165,7 @@
 		"enode://a979fb575495b8d6db44f750317d0f4622bf4c2aa3365d6af7c284339968eef29b69ad0dce72a4d8db5ebb4968de0e3bec910127f134779fbcb0cb6d3331163c@52.16.188.185:30303",
 		"enode://de471bccee3d042261d52e9bff31458daecc406142b401d4cd848f677479f73104b9fdeb090af9583d3391b7f10cb2ba9e26865dd5fca4fcdc0fb1e3b723c786@54.94.239.50:30303",
 		"enode://1118980bf48b0a3640bdba04e0fe78b1add18e1cd99bf22d53daac1fd9972ad650df52176e7c7d89d1114cfef2bc23a2959aa54998a46afcf7d91809f0855082@52.74.57.123:30303",
-		"enode://248f12bc8b18d5289358085520ac78cd8076485211e6d96ab0bc93d6cd25442db0ce3a937dc404f64f207b0b9aed50e25e98ce32af5ac7cb321ff285b97de485@zero.parity.io:30303"
+		"enode://4cd540b2c3292e17cff39922e864094bf8b0741fcc8c5dcea14957e389d7944c70278d872902e3d0345927f621547efa659013c400865485ab4bfa0c6596936f@138.201.144.135:30303"
 	],
 	"accounts": {
 		"0000000000000000000000000000000000000001": { "builtin": { "name": "ecrecover", "pricing": { "linear": { "base": 3000, "word": 0 } } } },
diff --git a/nsis/installer.nsi b/nsis/installer.nsi
index 3240d9306..a31104bee 100644
--- a/nsis/installer.nsi
+++ b/nsis/installer.nsi
@@ -4,7 +4,7 @@
 !define DESCRIPTION "Fast, light, robust Ethereum implementation"
 !define VERSIONMAJOR 1
 !define VERSIONMINOR 3
-!define VERSIONBUILD 10
+!define VERSIONBUILD 11
 
 !addplugindir .\
 
diff --git a/parity/cli.rs b/parity/cli.rs
index e4e6640bd..ad313c981 100644
--- a/parity/cli.rs
+++ b/parity/cli.rs
@@ -126,7 +126,6 @@ API and Console Options:
   --ipc-apis APIS          Specify custom API set available via JSON-RPC over
                            IPC [default: web3,eth,net,ethcore,personal,traces,rpc].
 
-  --no-dapps               Disable the Dapps server (e.g. status page).
   --dapps-port PORT        Specify the port portion of the Dapps server
                            [default: 8080].
   --dapps-interface IP     Specify the hostname portion of the Dapps
@@ -289,6 +288,7 @@ Legacy Options:
   --etherbase ADDRESS      Equivalent to --author ADDRESS.
   --extradata STRING       Equivalent to --extra-data STRING.
   --cache MB               Equivalent to --cache-size MB.
+  --no-dapps               Disable the Dapps server (e.g. status page).
 
 Miscellaneous Options:
   -l --logging LOGGING     Specify the logging level. Must conform to the same
diff --git a/parity/run.rs b/parity/run.rs
index 153a3f565..dadbe936e 100644
--- a/parity/run.rs
+++ b/parity/run.rs
@@ -80,13 +80,17 @@ pub struct RunCmd {
 	pub custom_bootnodes: bool,
 }
 
-pub fn execute(cmd: RunCmd) -> Result<(), String> {
+pub fn execute(mut cmd: RunCmd) -> Result<(), String> {
 	// increase max number of open files
 	raise_fd_limit();
 
 	// set up logger
 	let logger = try!(setup_log(&cmd.logger_config));
 
+	if cmd.dapps_conf.enabled {
+		warn!("Warning: Parity UI is disabled in this release. Please upgrade to version 1.4.2 or higher.");
+		cmd.dapps_conf.enabled = false;
+	}
 	// set up panic handler
 	let panic_handler = PanicHandler::new_in_arc();
 
diff --git a/util/Cargo.toml b/util/Cargo.toml
index 318667624..49392c164 100644
--- a/util/Cargo.toml
+++ b/util/Cargo.toml
@@ -3,7 +3,7 @@ description = "Ethcore utility library"
 homepage = "http://ethcore.io"
 license = "GPL-3.0"
 name = "ethcore-util"
-version = "1.3.10"
+version = "1.3.11"
 authors = ["Ethcore <admin@ethcore.io>"]
 build = "build.rs"