diff --git a/build.gradle.kts b/build.gradle.kts
index c662756..7cf8d51 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -5,7 +5,7 @@ import org.jetbrains.kotlin.gradle.tasks.KotlinCompile
 plugins {
     id("org.springframework.boot") version "4.1.1"
     id("io.spring.dependency-management") version "1.1.7"
-    val kotlinVersion = "2.4.10"
+    val kotlinVersion = "2.4.20"
     kotlin("jvm") version kotlinVersion
     kotlin("plugin.spring") version kotlinVersion
     id("org.openapi.generator") version "7.25.0"