diff --git a/testing/spark4-delta/Dockerfile b/testing/spark4-delta/Dockerfile
index 42bf7322..e22e683c 100644
--- a/testing/spark4-delta/Dockerfile
+++ b/testing/spark4-delta/Dockerfile
@@ -13,9 +13,9 @@
 ARG ARCH
 FROM testing/almalinux9-oj17:unlabelled$ARCH
 
-ARG SPARK_VERSION=4.0.1
+ARG SPARK_VERSION=4.1.0
 ARG HADOOP_VERSION=3
-ARG DELTA_VERSION=4.0.1
+ARG DELTA_VERSION=4.4.0
 ARG SCALA_VERSION=2.13
 
 ARG SPARK_ARTIFACT="spark-${SPARK_VERSION}-bin-hadoop${HADOOP_VERSION}"