diff --git a/org.adempiere.base/src/org/compiere/print/DataEngine.java b/org.adempiere.base/src/org/compiere/print/DataEngine.java
index c4706476af..22468f82e7 100644
--- a/org.adempiere.base/src/org/compiere/print/DataEngine.java
+++ b/org.adempiere.base/src/org/compiere/print/DataEngine.java
@@ -535,6 +535,7 @@ public class DataEngine
 					}
 					// 	TableName.ColumnName,
 					sqlSELECT.append(lookupSQL).append(" AS ").append(ColumnName).append(",");
+					groupByColumns.add(lookupSQL); 
 					pdc = new PrintDataColumn(AD_PrintFormatItem_ID, AD_Column_ID, ColumnName, AD_Reference_ID, FieldLength, orderName, isPageBreak);
 					synonymNext();
 				}