diff --git a/zeapp/gradle/libs.versions.toml b/zeapp/gradle/libs.versions.toml
index 25d1707e..9fa782e1 100644
--- a/zeapp/gradle/libs.versions.toml
+++ b/zeapp/gradle/libs.versions.toml
@@ -20,7 +20,7 @@ coil = "2.7.0"
 dagger-hilt = "2.52"
 detekt-gradle = "1.23.7"
 jSerialComm = "2.11.0"
-kotlin = "2.0.20"
+kotlin = "2.0.21"
 kotlinx-coroutines-core = "1.9.0"
 kotlinxSerializationJson = "1.7.3"
 ksp = "2.0.20-1.0.24"