diff --git a/dynaml-core/pom.xml b/dynaml-core/pom.xml
index 880dea033..7633ac82b 100644
--- a/dynaml-core/pom.xml
+++ b/dynaml-core/pom.xml
@@ -458,7 +458,7 @@
         <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>