diff --git a/build.gradle b/build.gradle
index 173273d1d..a3614789b 100644
--- a/build.gradle
+++ b/build.gradle
@@ -24,7 +24,7 @@
 buildscript {
 
     ext {
-        kotlinVersion = '1.5.10'
+        kotlinVersion = '1.5.21'
     }
 
     repositories {