diff --git a/rxjava2-jdbc-kotlin-example/pom.xml b/rxjava2-jdbc-kotlin-example/pom.xml
index 2fe1155..f2fe540 100644
--- a/rxjava2-jdbc-kotlin-example/pom.xml
+++ b/rxjava2-jdbc-kotlin-example/pom.xml
@@ -13,7 +13,7 @@
     <description>RxJava2 streams for jdbc</description>
     <packaging>pom</packaging>
     <properties>
-        <kotlin.version>1.9.24</kotlin.version>
+        <kotlin.version>2.1.21</kotlin.version>
     </properties>
     <dependencies>
         <dependency>