update default size of in-memory components to be consistent with JVM build size
diff --git a/pom.xml b/pom.xml
index f4c46c6..c8000f8 100644
--- a/pom.xml
+++ b/pom.xml
@@ -50,7 +50,7 @@
             </property>
           </activation>
           <properties>
-            <test.heap.size>2047</test.heap.size>
+            <test.heap.size>2048</test.heap.size>
           </properties>
         </profile>