diff --git a/pom.xml b/pom.xml
index c23feed37..9e7351639 100644
--- a/pom.xml
+++ b/pom.xml
@@ -15,7 +15,7 @@
   <name>bidrag-behandling</name>
   <properties>
     <java.version>21</java.version>
-    <kotlin.version>1.9.20</kotlin.version>
+    <kotlin.version>1.9.21</kotlin.version>
     <bidrag-commons.version>20231114143627_14d61cd</bidrag-commons.version>
     <bidrag-transport.version>20231123151257_652ccbb</bidrag-transport.version>
     <logback-encoder.version>7.4</logback-encoder.version>