diff --git a/sample_proj/android/build.gradle b/sample_proj/android/build.gradle
index f7eb7f6..1f1f032 100644
--- a/sample_proj/android/build.gradle
+++ b/sample_proj/android/build.gradle
@@ -1,5 +1,5 @@
 buildscript {
-    ext.kotlin_version = '1.7.10'
+    ext.kotlin_version = '1.9.25'
     repositories {
         google()
         mavenCentral()