diff --git a/Cargo.lock b/Cargo.lock
index c81020f66..c2d455efe 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -358,8 +358,9 @@ dependencies = [
  "ethcore-util 1.2.0",
  "jsonrpc-core 2.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-minimal-sysui 0.1.0",
  "rustc_version 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
- "ws 0.4.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "ws 0.4.6 (git+https://github.com/ethcore/ws-rs.git)",
 ]
 
 [[package]]
@@ -701,6 +702,22 @@ dependencies = [
  "unicase 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "mio"
+version = "0.5.0"
+source = "git+https://github.com/carllerche/mio.git#f4aa49a9d2c4507fb33a4533d5238e0365f67c99"
+dependencies = [
+ "bytes 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.10 (registry+https://github.com/rust-lang/crates.io-index)",
+ "log 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "miow 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "net2 0.2.23 (registry+https://github.com/rust-lang/crates.io-index)",
+ "nix 0.5.0-pre (git+https://github.com/carllerche/nix-rust?rev=c4257f8a76)",
+ "slab 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "time 0.1.35 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "mio"
 version = "0.5.1"
@@ -758,6 +775,15 @@ dependencies = [
  "ws2_32-sys 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "nix"
+version = "0.5.0-pre"
+source = "git+https://github.com/carllerche/nix-rust?rev=c4257f8a76#c4257f8a76b69b0d2e9a001d83e4bef67c03b23f"
+dependencies = [
+ "bitflags 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.10 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "nix"
 version = "0.5.0"
@@ -921,6 +947,10 @@ dependencies = [
  "parity-dapps 0.3.0 (git+https://github.com/ethcore/parity-dapps-rs.git)",
 ]
 
+[[package]]
+name = "parity-minimal-sysui"
+version = "0.1.0"
+
 [[package]]
 name = "phf"
 version = "0.7.14"
@@ -1426,15 +1456,16 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "ws"
-version = "0.4.7"
-source = "registry+https://github.com/rust-lang/crates.io-index"
+version = "0.4.6"
+source = "git+https://github.com/ethcore/ws-rs.git#c0c2a3fc30dc77c4e6d4d90756f8bc3b5cfbc311"
 dependencies = [
  "httparse 1.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "mio 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "mio 0.5.0 (git+https://github.com/carllerche/mio.git)",
  "rand 0.3.14 (registry+https://github.com/rust-lang/crates.io-index)",
  "sha1 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "url 0.5.9 (registry+https://github.com/rust-lang/crates.io-index)",
+ "slab 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "url 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
diff --git a/signer/Cargo.toml b/signer/Cargo.toml
index 170c9320e..6b9f2036f 100644
--- a/signer/Cargo.toml
+++ b/signer/Cargo.toml
@@ -14,9 +14,10 @@ rustc_version = "0.1"
 jsonrpc-core = "2.0"
 log = "0.3"
 env_logger = "0.3"
-ws = "0.4.7"
+ws = { git = "https://github.com/ethcore/ws-rs.git" }
 ethcore-util = { path = "../util" }
 ethcore-rpc = { path = "../rpc" }
+parity-minimal-sysui = { path = "../../parity-dapps-minimal-sysui-rs" }
 
 clippy = { version = "0.0.69", optional = true}
 
diff --git a/signer/src/lib.rs b/signer/src/lib.rs
index 8391d42b4..fb3e76cca 100644
--- a/signer/src/lib.rs
+++ b/signer/src/lib.rs
@@ -50,6 +50,7 @@ extern crate ethcore_util as util;
 extern crate ethcore_rpc as rpc;
 extern crate jsonrpc_core;
 extern crate ws;
+extern crate parity_minimal_sysui as sysui;
 
 mod ws_server;
 pub use ws_server::*;
diff --git a/signer/src/ws_server/mod.rs b/signer/src/ws_server/mod.rs
index c987d7a87..0d55fd906 100644
--- a/signer/src/ws_server/mod.rs
+++ b/signer/src/ws_server/mod.rs
@@ -89,7 +89,7 @@ impl Server {
 	fn start(addr: SocketAddr, handler: Arc<IoHandler>, queue: Arc<ConfirmationsQueue>) -> Result<Server, ServerError> {
 		let config = {
 			let mut config = ws::Settings::default();
-			config.max_connections = 5;
+			config.max_connections = 10;
 			config.method_strict = true;
 			config
 		};
diff --git a/signer/src/ws_server/session.rs b/signer/src/ws_server/session.rs
index 258e05d5b..02850e739 100644
--- a/signer/src/ws_server/session.rs
+++ b/signer/src/ws_server/session.rs
@@ -17,6 +17,7 @@
 //! Session handlers factory.
 
 use ws;
+use sysui;
 use std::sync::Arc;
 use jsonrpc_core::IoHandler;
 
@@ -26,6 +27,28 @@ pub struct Session {
 }
 
 impl ws::Handler for Session {
+	fn on_request(&mut self, req: &ws::Request) -> ws::Result<(ws::Response)> {
+		// Detect if it's a websocket request.
+		if req.header("sec-websocket-key").is_some() {
+			return ws::Response::from_request(req);
+		}
+
+		// Otherwise try to serve a page.
+		sysui::handle(req.resource())
+			.map(|f| {
+				let content_len = format!("{}", f.content.as_bytes().len());
+				let mut res = ws::Response::ok(f.content.into());
+				{
+					let mut headers = res.headers_mut();
+					headers.push(("Server".into(), "Parity/SystemUI".as_bytes().to_vec()));
+					headers.push(("Connection".into(), "Closed".as_bytes().to_vec()));
+					headers.push(("Content-Length".into(), content_len.as_bytes().to_vec()));
+					headers.push(("Content-Type".into(), f.mime.as_bytes().to_vec()));
+				}
+				Ok(res)
+			}).unwrap_or_else(|| ws::Response::from_request(req))
+	}
+
 	fn on_message(&mut self, msg: ws::Message) -> ws::Result<()> {
 		let req = try!(msg.as_text());
 		match self.handler.handle_request(req) {