diff --git a/build.gradle b/build.gradle
index f1964e0..883bf26 100644
--- a/build.gradle
+++ b/build.gradle
@@ -1,6 +1,6 @@
 buildscript {
     ext {
-        kotlin_version = '1.8.10'
+        kotlin_version = '1.8.21'
         ksp_version = '1.8.10-1.0.9'
         desugar_jdk_version = '2.0.3'