diff --git a/pom.xml b/pom.xml
index d237d56..bbee51b 100644
--- a/pom.xml
+++ b/pom.xml
@@ -14,7 +14,7 @@
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <kotlin.version>1.6.21</kotlin.version>
-        <kotlinx.version>1.6.1</kotlinx.version>
+        <kotlinx.version>1.9.0</kotlinx.version>
         <kotlin.code.style>official</kotlin.code.style>
         <!-- To make your builds faster, enable incremental compilation for Maven -->
         <kotlin.compiler.incremental>true</kotlin.compiler.incremental>