diff --git a/pom.xml b/pom.xml
index f8ae3d7..b61af90 100644
--- a/pom.xml
+++ b/pom.xml
@@ -23,7 +23,7 @@
     </developers>
 
     <properties>
-        <kotlin.version>1.9.20</kotlin.version>
+        <kotlin.version>1.9.21</kotlin.version>
         <maven.compiler.release>17</maven.compiler.release>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>