diff --git a/app/build.gradle.kts b/app/build.gradle.kts
index ff4f34288..dc9283978 100644
--- a/app/build.gradle.kts
+++ b/app/build.gradle.kts
@@ -168,7 +168,7 @@ dependencies {
     implementation("org.conscrypt:conscrypt-android:2.5.1")
 
     // JSON
-    val kotlinSerializationVersion = "1.1.0"
+    val kotlinSerializationVersion = "1.2.1"
     implementation("org.jetbrains.kotlinx:kotlinx-serialization-json:$kotlinSerializationVersion")
     implementation("org.jetbrains.kotlinx:kotlinx-serialization-protobuf:$kotlinSerializationVersion")
     implementation("com.google.code.gson:gson:2.8.6")