diff --git a/dynaml-pipes/pom.xml b/dynaml-pipes/pom.xml
index e2f2c4297..fb66be3ef 100644
--- a/dynaml-pipes/pom.xml
+++ b/dynaml-pipes/pom.xml
@@ -149,7 +149,7 @@
         <dependency>
             <groupId>org.apache.spark</groupId>
             <artifactId>spark-core_2.12</artifactId>
-            <version>2.4.6</version>
+            <version>3.4.0</version>
             <exclusions>
                 <exclusion>
                     <groupId>org.slf4j</groupId>