diff --git a/hibernate-core/src/main/java/org/hibernate/engine/internal/StatefulPersistenceContext.java b/hibernate-core/src/main/java/org/hibernate/engine/internal/StatefulPersistenceContext.java
index 6d7a1a89af..8667b0a009 100644
--- a/hibernate-core/src/main/java/org/hibernate/engine/internal/StatefulPersistenceContext.java
+++ b/hibernate-core/src/main/java/org/hibernate/engine/internal/StatefulPersistenceContext.java
@@ -98,7 +98,7 @@ public class StatefulPersistenceContext implements PersistenceContext {
 
 	private static final boolean TRACE_ENABLED = LOG.isTraceEnabled();
 	
-	private static final int DEFAULT_INITIAL_CAPACITY = 16;
+	private static final int DEFAULT_INITIAL_CAPACITY = 8;
 	private final int initialCapacity;
 
 	private SessionImplementor session;