diff --git a/pom.xml b/pom.xml
index 54301488..9f0082b4 100644
--- a/pom.xml
+++ b/pom.xml
@@ -28,7 +28,7 @@
   <properties>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
     <java.version>8</java.version>
-    <kotlin.version>1.7.20</kotlin.version>
+    <kotlin.version>1.9.21</kotlin.version>
     <spotless.version>2.27.2</spotless.version>
     <retrofit.version>2.9.0</retrofit.version>
     <auto.version>1.10.1</auto.version>