diff --git a/pom.xml b/pom.xml
index 31677563c..31537c37d 100644
--- a/pom.xml
+++ b/pom.xml
@@ -50,7 +50,7 @@
         <site.deploy.url>scp://people.apache.org/home/${user.name}/public_html/openjpa/${project.version}/staging-site</site.deploy.url>
         <!-- the test settings can be overridden my specific profiles -->
         <test.jvm.maxpermsize>512m</test.jvm.maxpermsize>
-        <test.jvm.maxheapsize>768m</test.jvm.maxheapsize>
+        <test.jvm.maxheapsize>1024m</test.jvm.maxheapsize>
         <test.jvm.arguments>-Xmx${test.jvm.maxheapsize} -XX:MaxPermSize=${test.jvm.maxpermsize}</test.jvm.arguments>
         <surefire.jvm.args>${test.jvm.arguments}</surefire.jvm.args>
         <dbcp.maxActive>10</dbcp.maxActive>