diff --git a/aries/agents/mobile_demo/build.gradle b/aries/agents/mobile_demo/build.gradle
index 30f61b88fc..2785ba70ad 100644
--- a/aries/agents/mobile_demo/build.gradle
+++ b/aries/agents/mobile_demo/build.gradle
@@ -1,6 +1,6 @@
 // Top-level build file where you can add configuration options common to all sub-projects/modules.
 plugins {
-    id 'com.android.application' version '8.1.1' apply false
+    id 'com.android.application' version '8.5.1' apply false
     id 'com.android.library' version '8.1.1' apply false
     id 'org.jetbrains.kotlin.android' version '1.9.24' apply false
 }