diff --git a/openpdf-kotlin/pom.xml b/openpdf-kotlin/pom.xml
index b62886240..8eeb14368 100644
--- a/openpdf-kotlin/pom.xml
+++ b/openpdf-kotlin/pom.xml
@@ -43,7 +43,7 @@
       <plugin>
         <groupId>org.jetbrains.kotlin</groupId>
         <artifactId>kotlin-maven-plugin</artifactId>
-        <version>2.3.10</version>
+        <version>2.3.21</version>
         <executions>
           <execution>
             <id>compile</id>