diff --git a/src/main/scala/lc/Main.scala b/src/main/scala/lc/Main.scala
index c59f94b..7f60c1c 100644
--- a/src/main/scala/lc/Main.scala
+++ b/src/main/scala/lc/Main.scala
@@ -16,7 +16,7 @@ object LCFramework {
     val captcha = new Captcha(config = config, captchaProviders = captchaProviders)
     val backgroundTask = new BackgroundTask(config = config, captcha = captcha)
     backgroundTask.beginThread(delay = config.threadDelay)
-    val server = new Server(port = config.port, captcha = captcha)
+    val server = new Server(address = config.address, port = config.port, captcha = captcha)
     server.start()
   }
 }
diff --git a/src/main/scala/lc/core/captchaFields.scala b/src/main/scala/lc/core/captchaFields.scala
index 80e691d..0e41b71 100644
--- a/src/main/scala/lc/core/captchaFields.scala
+++ b/src/main/scala/lc/core/captchaFields.scala
@@ -19,6 +19,7 @@ object AttributesEnum extends Enumeration {
   val NAME: Value = Value("name")
   val RANDOM_SEED: Value = Value("randomSeed")
   val PORT: Value = Value("port")
+  val ADDRESS: Value = Value("address")
   val CAPTCHA_EXPIRY_TIME_LIMIT: Value = Value("captchaExpiryTimeLimit")
   val THROTTLE: Value = Value("throttle")
   val THREAD_DELAY: Value = Value("threadDelay")
diff --git a/src/main/scala/lc/core/config.scala b/src/main/scala/lc/core/config.scala
index 6b10612..fc1d6db 100644
--- a/src/main/scala/lc/core/config.scala
+++ b/src/main/scala/lc/core/config.scala
@@ -40,6 +40,7 @@ class Config(configFilePath: String) {
   private val configJson = parse(configString)
 
   val port: Int = (configJson \ AttributesEnum.PORT.toString).extract[Int]
+  val address: String = (configJson \ AttributesEnum.ADDRESS.toString).extract[String]
   val throttle: Int = (configJson \ AttributesEnum.THROTTLE.toString).extract[Int]
   val seed: Int = (configJson \ AttributesEnum.RANDOM_SEED.toString).extract[Int]
   val captchaExpiryTimeLimit: Int = (configJson \ AttributesEnum.CAPTCHA_EXPIRY_TIME_LIMIT.toString).extract[Int]
@@ -60,6 +61,7 @@ class Config(configFilePath: String) {
     val defaultConfigMap =
       (AttributesEnum.RANDOM_SEED.toString -> new ju.Random().nextInt()) ~
         (AttributesEnum.PORT.toString -> 8888) ~
+        (AttributesEnum.ADDRESS.toString -> "0.0.0.0") ~
         (AttributesEnum.CAPTCHA_EXPIRY_TIME_LIMIT.toString -> 5) ~
         (AttributesEnum.THROTTLE.toString -> 1000) ~
         (AttributesEnum.THREAD_DELAY.toString -> 2) ~
diff --git a/src/main/scala/lc/server/Server.scala b/src/main/scala/lc/server/Server.scala
index 64f4126..5bbde20 100644
--- a/src/main/scala/lc/server/Server.scala
+++ b/src/main/scala/lc/server/Server.scala
@@ -9,11 +9,12 @@ import org.limium.picoserve
 import org.limium.picoserve.Server.ByteResponse
 import scala.io.Source
 import org.limium.picoserve.Server.StringResponse
+import java.net.InetSocketAddress
 
-class Server(port: Int, captcha: Captcha) {
+class Server(address: String, port: Int, captcha: Captcha) {
   val server: picoserve.Server = picoserve.Server
     .builder()
-    .port(port)
+    .address(new InetSocketAddress(address, port))
     .backlog(32)
     .POST(
       "/v1/captcha",
@@ -69,7 +70,7 @@ class Server(port: Int, captcha: Captcha) {
   }
 
   def start(): Unit = {
-    println("Starting server on port:" + port)
+    println("Starting server on " + address + ":" + port)
     server.start()
   }
 }