diff --git a/org.adempiere.base.process/src/org/compiere/process/ColumnSync.java b/org.adempiere.base.process/src/org/compiere/process/ColumnSync.java
index 3910590bef..5ba2df5619 100644
--- a/org.adempiere.base.process/src/org/compiere/process/ColumnSync.java
+++ b/org.adempiere.base.process/src/org/compiere/process/ColumnSync.java
@@ -286,6 +286,8 @@ public class ColumnSync extends SvrProcess
 									else if (fkConstraintType.equals(MColumn.FKCONSTRAINTTYPE_SetNull))
 										fkConstraint.append(" ON DELETE SET NULL");
 																	
+									fkConstraint.append(" DEFERRABLE INITIALLY DEFERRED");
+									
 									fkConstraintSql.append(DB.SQLSTATEMENT_SEPARATOR);
 									fkConstraintSql.append("ALTER TABLE ").append(table.getTableName());
 									fkConstraintSql.append(" ADD ");
diff --git a/org.adempiere.base/src/org/compiere/process/CreateForeignKey.java b/org.adempiere.base/src/org/compiere/process/CreateForeignKey.java
index c05966429b..16619b8cb1 100644
--- a/org.adempiere.base/src/org/compiere/process/CreateForeignKey.java
+++ b/org.adempiere.base/src/org/compiere/process/CreateForeignKey.java
@@ -444,6 +444,8 @@ public class CreateForeignKey extends SvrProcess {
 						else if (fkConstraintType.equals(MColumn.FKCONSTRAINTTYPE_SetNull))
 							fkConstraint.append(" ON DELETE SET NULL");
 						
+						fkConstraint.append(" DEFERRABLE INITIALLY DEFERRED");
+						
 						column.setFKConstraintName(fkConstraintName);
 						column.setFKConstraintType(fkConstraintType);
 						column.saveEx();