diff --git a/android/app/build.gradle b/android/app/build.gradle
index 9495c29..05a5194 100644
--- a/android/app/build.gradle
+++ b/android/app/build.gradle
@@ -4,12 +4,12 @@ plugins {
 
 android {
     namespace 'com.sdk.socket'
-    compileSdk 35
+    compileSdk = 36
 
     defaultConfig {
         applicationId "com.sdk.socket"
-        minSdk 24
-        targetSdk 35
+        minSdk = 24
+        targetSdk = 36
         versionCode 1
         versionName "1.0"
 
diff --git a/android/app/src/main/java/com/sdk/socket/MainActivity.java b/android/app/src/main/java/com/sdk/socket/MainActivity.java
index 2da1e57..3a9d11e 100644
--- a/android/app/src/main/java/com/sdk/socket/MainActivity.java
+++ b/android/app/src/main/java/com/sdk/socket/MainActivity.java
@@ -30,26 +30,23 @@ protected void onCreate(Bundle savedInstanceState) {
         // Example of a call to a native method
         Button reqBtn = binding.request;
 
-        reqBtn.setOnClickListener(new View.OnClickListener() {
-            @Override
-            public void onClick(View v) {
-                // Code to execute when the button is clicked
-                String ipAddress = binding.ipaddress.getText().toString();
-                if (!Utils.isValidIPAddressDomain(ipAddress)) {
-                    Toast.makeText(getApplicationContext(), "Invalid IP address, domain",
-                            Toast.LENGTH_SHORT).show();
-                    return;
-                }
-                String portNumber = binding.portNumber.getText().toString();
-                if (!Utils.isValidPort(portNumber)) {
-                    Toast.makeText(getApplicationContext(), "Invalid port number",
-                            Toast.LENGTH_SHORT).show();
-                    return;
-                }
-                String reqMessage = binding.requestMessage.getText().toString();
-                EditText result = binding.result;
-                result.setText(SendRequest(ipAddress, Integer.parseInt(portNumber), reqMessage));
+        reqBtn.setOnClickListener(v -> {
+            // Code to execute when the button is clicked
+            String ipAddress = binding.ipaddress.getText().toString();
+            if (!Utils.isValidIPAddressDomain(ipAddress)) {
+                Toast.makeText(getApplicationContext(), "Invalid IP address, domain",
+                        Toast.LENGTH_SHORT).show();
+                return;
             }
+            String portNumber = binding.portNumber.getText().toString();
+            if (!Utils.isValidPort(portNumber)) {
+                Toast.makeText(getApplicationContext(), "Invalid port number",
+                        Toast.LENGTH_SHORT).show();
+                return;
+            }
+            String reqMessage = binding.requestMessage.getText().toString();
+            EditText result = binding.result;
+            result.setText(SendRequest(ipAddress, Integer.parseInt(portNumber), reqMessage));
         });
     }
 
diff --git a/android/app/src/main/java/com/sdk/socket/Utils.java b/android/app/src/main/java/com/sdk/socket/Utils.java
index e755bf6..d2532c6 100644
--- a/android/app/src/main/java/com/sdk/socket/Utils.java
+++ b/android/app/src/main/java/com/sdk/socket/Utils.java
@@ -5,12 +5,12 @@ public static boolean isValidIPAddressDomain(String input) {
         String ipPattern =
                 "^((25[0-5]|2[0-4][0-9]|[0-1]?[0-9][0-9]?)\\.){3}" +
                         "(25[0-5]|2[0-4][0-9]|[0-1]?[0-9][0-9]?)" +
-                        "(\\:[0-9]{1,5})?$";
+                        "(:[0-9]{1,5})?$";
 
         String domainPattern =
                 "^(?!-)[A-Za-z0-9-]{1,63}(?<!-)\\." +
                         "[A-Za-z]{2,6}" +
-                        "(\\:[0-9]{1,5})?$";
+                        "(:[0-9]{1,5})?$";
 
         return input.matches(ipPattern) || input.matches(domainPattern);
     }
diff --git a/android/gradle/libs.versions.toml b/android/gradle/libs.versions.toml
index 36420c2..56b3be1 100644
--- a/android/gradle/libs.versions.toml
+++ b/android/gradle/libs.versions.toml
@@ -1,10 +1,10 @@
 [versions]
-agp = "8.9.0"
+agp = "8.13.2"
 junit = "4.13.2"
-junitVersion = "1.2.1"
-espressoCore = "3.6.1"
-appcompat = "1.7.0"
-material = "1.12.0"
+junitVersion = "1.3.0"
+espressoCore = "3.7.0"
+appcompat = "1.7.1"
+material = "1.13.0"
 constraintlayout = "2.2.1"
 
 [libraries]
diff --git a/android/gradle/wrapper/gradle-wrapper.properties b/android/gradle/wrapper/gradle-wrapper.properties
index 2f8c6a7..f14c598 100644
--- a/android/gradle/wrapper/gradle-wrapper.properties
+++ b/android/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
 #Tue Jun 11 21:46:26 TRT 2024
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.11.1-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.14.3-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists