diff --git a/app/build.gradle.kts b/app/build.gradle.kts
index e2d947e3f..c89755179 100644
--- a/app/build.gradle.kts
+++ b/app/build.gradle.kts
@@ -70,7 +70,7 @@ plugins {
     id("com.android.application") version "7.4.2"
     kotlin("android").version("1.8.20")
     kotlin("kapt").version("1.8.20")
-    kotlin("plugin.serialization") version "1.8.20"
+    kotlin("plugin.serialization") version "1.8.21"
 }
 
 repositories {