diff --git a/stacks/data-lakehouse-iceberg-trino-spark/kafka.yaml b/stacks/data-lakehouse-iceberg-trino-spark/kafka.yaml
index bcf7c690..ce2af1aa 100644
--- a/stacks/data-lakehouse-iceberg-trino-spark/kafka.yaml
+++ b/stacks/data-lakehouse-iceberg-trino-spark/kafka.yaml
@@ -5,7 +5,7 @@ metadata:
   name: kafka
 spec:
   image:
-    productVersion: 3.9.0
+    productVersion: 3.9.1
   clusterConfig:
     zookeeperConfigMapName: kafka-znode
     authentication:
diff --git a/stacks/nifi-kafka-druid-superset-s3/kafka.yaml b/stacks/nifi-kafka-druid-superset-s3/kafka.yaml
index 08744e41..64b8b0bd 100644
--- a/stacks/nifi-kafka-druid-superset-s3/kafka.yaml
+++ b/stacks/nifi-kafka-druid-superset-s3/kafka.yaml
@@ -13,7 +13,7 @@ metadata:
   name: kafka
 spec:
   image:
-    productVersion: 3.9.0
+    productVersion: 3.9.1
   clusterConfig:
     zookeeperConfigMapName: kafka-znode
     authentication: