diff --git a/lib/swift/Sources/TBinaryProtocol.swift b/lib/swift/Sources/TBinaryProtocol.swift
index a97249a..85acce0 100644
--- a/lib/swift/Sources/TBinaryProtocol.swift
+++ b/lib/swift/Sources/TBinaryProtocol.swift
@@ -325,7 +325,7 @@
   }
   
   public func write(_ value: UInt8) throws {
-    let buff = Data(bytes: [value])
+    let buff = Data([value])
     
     try ProtocolTransportTry(error: TProtocolError(message: "Transport write failed")) {
       try self.transport.write(data: buff)
@@ -334,8 +334,8 @@
   
   public func write(_ value: Int16) throws {
     var buff = Data()
-    buff.append(Data(bytes: [UInt8(0xff & (value >> 8))]))
-    buff.append(Data(bytes: [UInt8(0xff & (value))]))
+    buff.append(Data([UInt8(0xff & (value >> 8))]))
+    buff.append(Data([UInt8(0xff & (value))]))
     try ProtocolTransportTry(error: TProtocolError(message: "Transport write failed")) {
       try self.transport.write(data: buff)
     }
@@ -343,10 +343,10 @@
   
   public func write(_ value: Int32) throws {
     var buff = Data()
-    buff.append(Data(bytes: [UInt8(0xff & (value >> 24))]))
-    buff.append(Data(bytes: [UInt8(0xff & (value >> 16))]))
-    buff.append(Data(bytes: [UInt8(0xff & (value >> 8))]))
-    buff.append(Data(bytes: [UInt8(0xff & (value))]))
+    buff.append(Data([UInt8(0xff & (value >> 24))]))
+    buff.append(Data([UInt8(0xff & (value >> 16))]))
+    buff.append(Data([UInt8(0xff & (value >> 8))]))
+    buff.append(Data([UInt8(0xff & (value))]))
     
     try ProtocolTransportTry(error: TProtocolError(message: "Transport write failed")) {
       try self.transport.write(data: buff)
@@ -355,14 +355,14 @@
   
   public func write(_ value: Int64) throws {
     var buff = Data()
-    buff.append(Data(bytes: [UInt8(0xff & (value >> 56))]))
-    buff.append(Data(bytes: [UInt8(0xff & (value >> 48))]))
-    buff.append(Data(bytes: [UInt8(0xff & (value >> 40))]))
-    buff.append(Data(bytes: [UInt8(0xff & (value >> 32))]))
-    buff.append(Data(bytes: [UInt8(0xff & (value >> 24))]))
-    buff.append(Data(bytes: [UInt8(0xff & (value >> 16))]))
-    buff.append(Data(bytes: [UInt8(0xff & (value >> 8))]))
-    buff.append(Data(bytes: [UInt8(0xff & (value))]))
+    buff.append(Data([UInt8(0xff & (value >> 56))]))
+    buff.append(Data([UInt8(0xff & (value >> 48))]))
+    buff.append(Data([UInt8(0xff & (value >> 40))]))
+    buff.append(Data([UInt8(0xff & (value >> 32))]))
+    buff.append(Data([UInt8(0xff & (value >> 24))]))
+    buff.append(Data([UInt8(0xff & (value >> 16))]))
+    buff.append(Data([UInt8(0xff & (value >> 8))]))
+    buff.append(Data([UInt8(0xff & (value))]))
     
     try ProtocolTransportTry(error: TProtocolError(message: "Transport write failed")) {
       try self.transport.write(data: buff)