diff --git a/demos/data-lakehouse-iceberg-trino-spark/create-spark-ingestion-job.yaml b/demos/data-lakehouse-iceberg-trino-spark/create-spark-ingestion-job.yaml
index c76a7659..5a15236d 100644
--- a/demos/data-lakehouse-iceberg-trino-spark/create-spark-ingestion-job.yaml
+++ b/demos/data-lakehouse-iceberg-trino-spark/create-spark-ingestion-job.yaml
@@ -146,7 +146,7 @@ data:
     spec:
       sparkImage:
         # Iceberg 1.11.0 only supports Spark 4.1.x
-        productVersion: 4.1.1
+        productVersion: 4.1.2
       mode: cluster
       mainApplicationFile: local:///stackable/spark/jobs/spark-ingest-into-lakehouse.py
       deps:
diff --git a/demos/end-to-end-security/create-spark-report.yaml b/demos/end-to-end-security/create-spark-report.yaml
index 08b8e42f..2113c5b6 100644
--- a/demos/end-to-end-security/create-spark-report.yaml
+++ b/demos/end-to-end-security/create-spark-report.yaml
@@ -59,7 +59,7 @@ data:
     spec:
       sparkImage:
         # Iceberg 1.11.0 only supports Spark 4.1.x
-        productVersion: 4.1.1
+        productVersion: 4.1.2
       mode: cluster
       mainApplicationFile: local:///stackable/spark/jobs/spark-report.py
       deps:
diff --git a/demos/spark-k8s-anomaly-detection-taxi-data/create-spark-anomaly-detection-job.yaml b/demos/spark-k8s-anomaly-detection-taxi-data/create-spark-anomaly-detection-job.yaml
index 282d88ea..44eea19f 100644
--- a/demos/spark-k8s-anomaly-detection-taxi-data/create-spark-anomaly-detection-job.yaml
+++ b/demos/spark-k8s-anomaly-detection-taxi-data/create-spark-anomaly-detection-job.yaml
@@ -52,7 +52,7 @@ data:
     spec:
       sparkImage:
         # Iceberg 1.11.0 only supports Spark 4.1.x
-        productVersion: 4.1.1
+        productVersion: 4.1.2
       mode: cluster
       mainApplicationFile: local:///spark-scripts/spark-ad.py
       deps:
diff --git a/stacks/airflow/airflow.yaml b/stacks/airflow/airflow.yaml
index 71785595..eb42ccd4 100644
--- a/stacks/airflow/airflow.yaml
+++ b/stacks/airflow/airflow.yaml
@@ -537,7 +537,7 @@ data:
     spec:
       version: "1.0"
       sparkImage:
-        productVersion: 4.1.1
+        productVersion: 4.1.2
       mode: cluster
       mainApplicationFile: local:///stackable/spark/examples/src/main/python/pi.py
       job:
diff --git a/stacks/jupyterhub-pyspark-hdfs/spark_connect.yaml b/stacks/jupyterhub-pyspark-hdfs/spark_connect.yaml
index 82715e9b..d33e8177 100644
--- a/stacks/jupyterhub-pyspark-hdfs/spark_connect.yaml
+++ b/stacks/jupyterhub-pyspark-hdfs/spark_connect.yaml
@@ -30,8 +30,8 @@ spec:
   image:
     # Using an image that includes scikit-learn (among other things)
     # because this package needs to be available on the executors.
-    custom: oci.stackable.tech/stackable/spark-connect-client:4.1.1-stackable0.0.0-dev
-    productVersion: 4.1.1
+    custom: oci.stackable.tech/stackable/spark-connect-client:4.1.2-stackable0.0.0-dev
+    productVersion: 4.1.2
     pullPolicy: IfNotPresent
   args:
   server: