diff --git a/build.gradle b/build.gradle
index 2d2e1bc..86a576f 100644
--- a/build.gradle
+++ b/build.gradle
@@ -1,7 +1,7 @@
 import org.jetbrains.kotlin.gradle.tasks.KotlinCompile
 
 buildscript {
-    ext.kotlinVersion = '1.8.22'
+    ext.kotlinVersion = '1.9.0'
     ext.kotlinCoroutinesVersion = '1.6.2'
     ext.ktorVersion = '1.6.2'
     ext.okhttpVersion = '4.11.0'