diff --git a/querydsl-core/src/main/java/com/mysema/query/support/SerializerBase.java b/querydsl-core/src/main/java/com/mysema/query/support/SerializerBase.java
index 5b6818211..2a7ed6650 100644
--- a/querydsl-core/src/main/java/com/mysema/query/support/SerializerBase.java
+++ b/querydsl-core/src/main/java/com/mysema/query/support/SerializerBase.java
@@ -42,7 +42,7 @@ import com.mysema.query.types.Visitor;
  */
 public abstract class SerializerBase<S extends SerializerBase<S>> implements Visitor<Void,Void> {
 
-    private final StringBuilder builder = new StringBuilder();
+    private final StringBuilder builder = new StringBuilder(128);
            
     private String constantPrefix = "a";