diff --git a/pom.xml b/pom.xml
index ccdabb0f6..58dfa6943 100644
--- a/pom.xml
+++ b/pom.xml
@@ -1359,7 +1359,7 @@
                         <systemProperties>
                             <log4j.configuration>file:src/test/resources/log4j.properties</log4j.configuration>
                             <java.io.tmpdir>${project.build.directory}/tmp</java.io.tmpdir>
-                            <spark.driver.memory>2g</spark.driver.memory>
+                            <spark.driver.memory>1g</spark.driver.memory>
                             <kyuubi.metrics.json.location>${project.build.directory}/metrics</kyuubi.metrics.json.location>
                             <kyuubi.frontend.bind.host>localhost</kyuubi.frontend.bind.host>
                             <sun.security.krb5.debug>false</sun.security.krb5.debug>