diff --git a/pom.xml b/pom.xml
index 0d65a20..1b25adf 100644
--- a/pom.xml
+++ b/pom.xml
@@ -9,7 +9,7 @@
     <version>1.0-SNAPSHOT</version>
 
     <properties>
-        <kotlin.version>1.3.21</kotlin.version>
+        <kotlin.version>1.6.0</kotlin.version>
         <serialization.version>0.9.1</serialization.version>
         <ktor.version>1.1.2</ktor.version>
     </properties>