diff --git a/pom.xml b/pom.xml
index 2ac5415..1129cf9 100644
--- a/pom.xml
+++ b/pom.xml
@@ -45,7 +45,7 @@
         <jcommander.version>1.30</jcommander.version>
         <joss.version>0.10.4-SNAPSHOT</joss.version>
         <junit.version>4.10</junit.version>
-        <spark-core.version>1.0</spark-core.version>
+        <spark-core.version>2.7.2</spark-core.version>
         <freemarker.version>2.3.19</freemarker.version>
         <slf4j-simple.version>1.7.2</slf4j-simple.version>
         <!-- Reporting -->