diff --git a/restclient-kotlin-co/pom.xml b/restclient-kotlin-co/pom.xml
index 0376a72f..06a6c56a 100644
--- a/restclient-kotlin-co/pom.xml
+++ b/restclient-kotlin-co/pom.xml
@@ -19,7 +19,7 @@
         <maven-failsafe-plugin.version>3.5.2</maven-failsafe-plugin.version>
 
         <!-- kotlin -->
-        <kotlin.version>2.0.21</kotlin.version>
+        <kotlin.version>2.1.0</kotlin.version>
         <kotlin.compiler.incremental>true</kotlin.compiler.incremental>
 
         <!-- dependencies-->