diff --git a/Package.swift b/Package.swift
index 266b709..8d1c68b 100644
--- a/Package.swift
+++ b/Package.swift
@@ -3,10 +3,10 @@ import PackageDescription
 let package = Package(
 	name: "Slimane",
 	dependencies: [
-      .Package(url: "https://github.com/slimane-swift/Middleware.git", majorVersion: 0, minor: 2),
-      .Package(url: "https://github.com/slimane-swift/Skelton.git", majorVersion: 0, minor: 4),
+      .Package(url: "https://github.com/slimane-swift/Middleware.git", majorVersion: 0, minor: 3),
+      .Package(url: "https://github.com/slimane-swift/Skelton.git", majorVersion: 0, minor: 5),
       .Package(url: "https://github.com/slimane-swift/Time.git", majorVersion: 0, minor: 2),
-      .Package(url: "https://github.com/slimane-swift/POSIXRegex.git", majorVersion: 0, minor: 6),
-      .Package(url: "https://github.com/slimane-swift/AsyncResponderConvertible.git", majorVersion: 0, minor: 2),
+      .Package(url: "https://github.com/slimane-swift/POSIXRegex.git", majorVersion: 0, minor: 7),
+      .Package(url: "https://github.com/slimane-swift/AsyncResponderConvertible.git", majorVersion: 0, minor: 3),
   ]
 )
diff --git a/Sources/AsyncRoute.swift b/Sources/AsyncRoute.swift
index 3b72693..4bf212d 100644
--- a/Sources/AsyncRoute.swift
+++ b/Sources/AsyncRoute.swift
@@ -17,7 +17,7 @@ public protocol AsyncRoute: AsyncResponder {
 }
 
 extension AsyncRoute {
-    public func respond(to request: Request, result: (Void throws -> Response) -> Void) {
+    public func respond(to request: Request, result: ((Void) throws -> Response) -> Void) {
         result {
             Response(status: .ok)
         }
diff --git a/Sources/AsyncRouter.swift b/Sources/AsyncRouter.swift
index efce5de..37b192a 100644
--- a/Sources/AsyncRouter.swift
+++ b/Sources/AsyncRouter.swift
@@ -27,7 +27,7 @@ public struct Router: AsyncRouter {
         self.respond = respond
     }
     
-    public func respond(to request: Request, result: (Void throws -> Response) -> Void) {
+    public func respond(to request: Request, result: ((Void) throws -> Response) -> Void) {
         return self.respond(to: request, result: result)
     }
     
diff --git a/Sources/Slimane+Server.swift b/Sources/Slimane+Server.swift
index c2ea1aa..5750838 100644
--- a/Sources/Slimane+Server.swift
+++ b/Sources/Slimane+Server.swift
@@ -7,8 +7,8 @@
 //
 
 extension Slimane {
-    public func listen(loop: Loop = Loop.defaultLoop, host: String = "0.0.0.0", port: Int = 3000, errorHandler: ErrorProtocol -> () = { _ in }) throws {
-        var server = HTTPServer(loop: loop, ipcEnable: Cluster.isWorker) { [unowned self] in
+    public func listen(loop: Loop = Loop.defaultLoop, host: String = "0.0.0.0", port: Int = 3000, errorHandler: (ErrorProtocol) -> () = { _ in }) throws {
+        let server = HTTPServer(loop: loop, ipcEnable: Cluster.isWorker) { [unowned self] in
             do {
                 let (request, stream) = try $0()
                 self.dispatch(request, stream: stream)
diff --git a/Sources/Slimane.swift b/Sources/Slimane.swift
index 2c9aab3..9c967ab 100644
--- a/Sources/Slimane.swift
+++ b/Sources/Slimane.swift
@@ -24,7 +24,7 @@ public class Slimane {
 
     public var backlog: UInt = 1024
 
-    public var errorHandler: ErrorProtocol -> Response = defaultErrorHandler
+    public var errorHandler: (ErrorProtocol) -> Response = defaultErrorHandler
     
     // TODO This is interim measures for handle streaming response
     // untill https://github.com/open-swift/S4/pull/52 get merged.