diff --git a/android/comlib/build.gradle b/android/comlib/build.gradle
index 0452a758f..d28a996d4 100644
--- a/android/comlib/build.gradle
+++ b/android/comlib/build.gradle
@@ -16,13 +16,14 @@ apply from: 'download.gradle'
 
 def googleWebrtcFile = file("${project.ext.LIB_DIR}/google-webrtc-1.0.32006.aar")
 def wroupFile = file("${project.ext.LIB_DIR}/Wroup-master-release.aar")
+def usbserialFile = file("${project.ext.LIB_DIR}/usbserial-6.1.0-release.aar")
 
 // Task to check for AAR files
 task checkAars {
     dependsOn downloadAars // Ensure this matches the actual download task name
 
     doLast {
-        if (!googleWebrtcFile.exists() || !wroupFile.exists()) {
+        if (!googleWebrtcFile.exists() || !wroupFile.exists() || !usbserialFile.exists()) {
             throw new GradleException("Required AAR files are missing. Please run the download task.")
         }
     }
@@ -36,6 +37,10 @@ dependencies {
     if (wroupFile.exists()) {
         api files(wroupFile)
     }
+
+    if (usbserialFile.exists()) {
+        api files(usbserialFile)
+    }
 }
 
 // Ensure that checkAars runs before any Java compile tasks
diff --git a/android/comlib/download.gradle b/android/comlib/download.gradle
index 5fa9638af..bdf84e2ec 100644
--- a/android/comlib/download.gradle
+++ b/android/comlib/download.gradle
@@ -2,8 +2,9 @@ task downloadAars(type: Download) {
     src([
             'https://storage.googleapis.com/openbot_aar/Wroup-master-release.aar',
             'https://storage.googleapis.com/openbot_aar/google-webrtc-1.0.32006.aar',
+            'https://storage.googleapis.com/openbot_aar/usbserial-6.1.0-release.aar',
     ])
     dest project.ext.LIB_DIR
     onlyIfModified true
     overwrite false
-}
\ No newline at end of file
+}
diff --git a/android/robot/build.gradle b/android/robot/build.gradle
index 4d68b5338..487229887 100755
--- a/android/robot/build.gradle
+++ b/android/robot/build.gradle
@@ -1,6 +1,7 @@
 plugins {
     id 'io.github.reactivecircus.app-versioning' version "1.1.2"
     id 'com.google.gms.google-services'
+    id 'com.android.application'
 }
 
 appVersioning {
@@ -84,7 +85,6 @@ dependencies {
 
     implementation "com.google.android.gms:play-services-location:$location_version"
     implementation "com.google.android.gms:play-services-nearby:$nearby_version"
-    implementation 'com.github.felHR85:UsbSerial:6.1.0'
     implementation 'androidx.coordinatorlayout:coordinatorlayout:1.1.0'
     implementation 'org.zeroturnaround:zt-zip:1.14'
     implementation 'com.loopj.android:android-async-http:1.4.9'