diff --git a/build.gradle b/build.gradle
index 07ffbdf4c490b7b5b784d7b8058331f851e51853..c399f2f030796b4cb509a840618923fe8bda89ad 100644
--- a/build.gradle
+++ b/build.gradle
@@ -1,5 +1,5 @@
 buildscript {
-    ext.kotlin_version = "1.4.32"
+    ext.kotlin_version = "1.5.21"
     repositories {
         google()
         jcenter()
@@ -19,4 +19,4 @@ allprojects {
 
 task clean (type: Delete) {
     delete rootProject.buildDir
-}
\ No newline at end of file
+}