diff --git a/ayannetworking/build.gradle b/ayannetworking/build.gradle
index b9ec84e..94abcb0 100644
--- a/ayannetworking/build.gradle
+++ b/ayannetworking/build.gradle
@@ -8,7 +8,7 @@ android {
         minSdkVersion 16
         targetSdkVersion 28
         versionCode 1
-        versionName "0.1.1"
+        versionName "0.2.0"
 
         testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
 
diff --git a/ayannetworking/src/main/java/ir/ayantech/ayannetworking/api/AyanApi.kt b/ayannetworking/src/main/java/ir/ayantech/ayannetworking/api/AyanApi.kt
index b1bbe52..20e849f 100644
--- a/ayannetworking/src/main/java/ir/ayantech/ayannetworking/api/AyanApi.kt
+++ b/ayannetworking/src/main/java/ir/ayantech/ayannetworking/api/AyanApi.kt
@@ -26,7 +26,6 @@ class AyanApi(
 
     private var apiInterface: ApiInterface? = null
 
-
     fun aaa(defaultBaseUrl: String, timeout: Long) =
         (apiInterface ?: RetrofitClient.getInstance(defaultBaseUrl, timeout).create(ApiInterface::class.java).also {
             apiInterface = it
diff --git a/ayannetworking/src/main/java/ir/ayantech/ayannetworking/networking/RetrofitClient.kt b/ayannetworking/src/main/java/ir/ayantech/ayannetworking/networking/RetrofitClient.kt
index 1b0fb61..b05946b 100644
--- a/ayannetworking/src/main/java/ir/ayantech/ayannetworking/networking/RetrofitClient.kt
+++ b/ayannetworking/src/main/java/ir/ayantech/ayannetworking/networking/RetrofitClient.kt
@@ -1,5 +1,6 @@
 package ir.ayantech.ayannetworking.networking
 
+import android.os.Build
 import okhttp3.OkHttpClient
 import retrofit2.Retrofit
 import retrofit2.converter.gson.GsonConverterFactory
@@ -31,11 +32,28 @@ class RetrofitClient private constructor() {
             okHttpClientBuilder.readTimeout(timeout, TimeUnit.SECONDS)
             okHttpClientBuilder.writeTimeout(timeout, TimeUnit.SECONDS)
             okHttpClientBuilder.proxy(Proxy.NO_PROXY)
+            okHttpClientBuilder.addInterceptor {
+                val userAgentRequest = it.request()
+                    .newBuilder()
+                    .header("User-Agent", getFormattedDeviceInfo())
+                    .build()
+                it.proceed(userAgentRequest)
+            }
             return okHttpClient ?: okHttpClientBuilder.build().also { okHttpClient = it }
         }
 
         fun cancelCalls() {
             okHttpClient?.dispatcher()?.cancelAll()
         }
+
+        private fun getFormattedDeviceInfo(): String {
+            val information = listOf(
+                "BuildVersion:(${Build.VERSION.RELEASE})",
+                "Brand:(${Build.BRAND})",
+                "Model:(${Build.MODEL})",
+                "Device:(${Build.DEVICE})"
+            )
+            return information.joinToString(separator = " ")
+        }
     }
 }