diff --git a/boat-quay/boat-quay-lint/pom.xml b/boat-quay/boat-quay-lint/pom.xml
index e2b270858..f36459f8c 100644
--- a/boat-quay/boat-quay-lint/pom.xml
+++ b/boat-quay/boat-quay-lint/pom.xml
@@ -17,7 +17,7 @@
     <properties>
         <sonar.coverage.jacoco.xmlReportPaths>${basedir}/../${aggregate.report.dir}
         </sonar.coverage.jacoco.xmlReportPaths>
-        <kotlin.version>1.9.20</kotlin.version>
+        <kotlin.version>1.9.21</kotlin.version>
         <kotlin.compiler.incremental>false</kotlin.compiler.incremental>
     </properties>
 
diff --git a/boat-quay/pom.xml b/boat-quay/pom.xml
index 9e704e118..dec3b9b20 100644
--- a/boat-quay/pom.xml
+++ b/boat-quay/pom.xml
@@ -19,7 +19,7 @@
     <properties>
         <sonar.coverage.jacoco.xmlReportPaths>${basedir}/../${aggregate.report.dir}
         </sonar.coverage.jacoco.xmlReportPaths>
-        <kotlin.version>1.9.20</kotlin.version>
+        <kotlin.version>1.9.21</kotlin.version>
         <kotlin.compiler.incremental>false</kotlin.compiler.incremental>
         <auto-service.version>1.1.1</auto-service.version>
     </properties>