diff --git a/src/test/java/org/springframework/data/gemfire/SimpleObjectSizer.java b/src/test/java/org/springframework/data/gemfire/SimpleObjectSizer.java
new file mode 100644
index 00000000..6f8b97d7
--- /dev/null
+++ b/src/test/java/org/springframework/data/gemfire/SimpleObjectSizer.java
@@ -0,0 +1,33 @@
+/*
+ * Copyright 2010 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.springframework.data.gemfire;
+
+import com.gemstone.gemfire.cache.util.ObjectSizer;
+import com.gemstone.gemfire.cache.util.ObjectSizerImpl;
+
+/**
+ * @author Costin Leau
+ */
+public class SimpleObjectSizer implements ObjectSizer {
+
+	private static final ObjectSizer sizer = new ObjectSizerImpl();
+
+	public int sizeof(Object o) {
+		return sizer.sizeof(o);
+	}
+
+}
diff --git a/src/test/java/org/springframework/data/gemfire/config/DiskStoreAndEvictionRegionParsingTest.java b/src/test/java/org/springframework/data/gemfire/config/DiskStoreAndEvictionRegionParsingTest.java
index 2647d47b..4700a40b 100644
--- a/src/test/java/org/springframework/data/gemfire/config/DiskStoreAndEvictionRegionParsingTest.java
+++ b/src/test/java/org/springframework/data/gemfire/config/DiskStoreAndEvictionRegionParsingTest.java
@@ -17,6 +17,7 @@
 package org.springframework.data.gemfire.config;
 
 import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNull;
 import static org.junit.Assert.assertTrue;
 
 import java.io.File;
@@ -26,6 +27,7 @@ import org.junit.runner.RunWith;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.context.ApplicationContext;
 import org.springframework.data.gemfire.RegionFactoryBean;
+import org.springframework.data.gemfire.SimpleObjectSizer;
 import org.springframework.data.gemfire.TestUtils;
 import org.springframework.test.context.ContextConfiguration;
 import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
@@ -36,6 +38,7 @@ import com.gemstone.gemfire.cache.EvictionAlgorithm;
 import com.gemstone.gemfire.cache.EvictionAttributes;
 import com.gemstone.gemfire.cache.RegionAttributes;
 import com.gemstone.gemfire.cache.Scope;
+import com.gemstone.gemfire.cache.util.ObjectSizer;
 
 /**
  * @author Costin Leau
@@ -65,6 +68,7 @@ public class DiskStoreAndEvictionRegionParsingTest {
 		assertEquals(EvictionAction.OVERFLOW_TO_DISK, evicAttr.getAction());
 		assertEquals(EvictionAlgorithm.LRU_ENTRY, evicAttr.getAlgorithm());
 		assertEquals(50, evicAttr.getMaximum());
+		assertNull(evicAttr.getObjectSizer());
 	}
 
 	@Test
@@ -78,5 +82,7 @@ public class DiskStoreAndEvictionRegionParsingTest {
 		assertEquals(EvictionAlgorithm.LRU_MEMORY, evicAttr.getAlgorithm());
 		// for some reason GemFire resets this to 56 on my machine (not sure why)
 		//assertEquals(10, evicAttr.getMaximum());
+		ObjectSizer sizer = evicAttr.getObjectSizer();
+		assertEquals(SimpleObjectSizer.class, sizer.getClass());
 	}
 }
\ No newline at end of file
diff --git a/src/test/resources/org/springframework/data/gemfire/config/diskstore-ns.xml b/src/test/resources/org/springframework/data/gemfire/config/diskstore-ns.xml
index 67974973..3be1f782 100644
--- a/src/test/resources/org/springframework/data/gemfire/config/diskstore-ns.xml
+++ b/src/test/resources/org/springframework/data/gemfire/config/diskstore-ns.xml
@@ -24,7 +24,11 @@
 			<gfe:disk-dir location="./" max-size="1"/>
 		</gfe:disk-store> 
 
-		<gfe:eviction type="MEMORY_SIZE" threshold="10" action="LOCAL_DESTROY"/>
+		<gfe:eviction type="MEMORY_SIZE" threshold="10" action="LOCAL_DESTROY">
+			<gfe:object-sizer>
+				<bean class="org.springframework.data.gemfire.SimpleObjectSizer"/>
+			</gfe:object-sizer>
+		</gfe:eviction>
 	</gfe:partitioned-region>
 	
 </beans>
\ No newline at end of file