diff --git a/pom.xml b/pom.xml
index 7641757..bd5d3f2 100644
--- a/pom.xml
+++ b/pom.xml
@@ -13,7 +13,7 @@
     <version>1.0-SNAPSHOT</version>
     <properties>
         <java.version>14</java.version>
-        <kotlin.version>1.5.20</kotlin.version>
+        <kotlin.version>1.9.0</kotlin.version>
     </properties>
     <dependencies>
         <dependency>