diff --git a/migration/i2.1/oracle/201508201340_IDEMPIERE-2778.sql b/migration/i2.1/oracle/201508201340_IDEMPIERE-2778.sql
index 99bc783923..c4522ca8dd 100644
--- a/migration/i2.1/oracle/201508201340_IDEMPIERE-2778.sql
+++ b/migration/i2.1/oracle/201508201340_IDEMPIERE-2778.sql
@@ -6,8 +6,17 @@ SET DEFINE OFF
 UPDATE AD_Column SET FieldLength=4000,Updated=TO_DATE('2015-08-20 15:37:36','YYYY-MM-DD HH24:MI:SS'),UpdatedBy=100 WHERE AD_Column_ID=50122
 ;
 
--- Aug 20, 2015 3:37:48 PM CEST
-ALTER TABLE AD_Package_Exp_Detail MODIFY SQLStatement VARCHAR2(4000) DEFAULT NULL 
+-- Column is NVARCHAR so we must drop it before changing its type to VARCHAR
+ALTER TABLE AD_Package_Exp_Detail ADD Tmp_SQLStatement VARCHAR2(4000) DEFAULT NULL
+;
+
+UPDATE AD_Package_Exp_Detail SET Tmp_SQLStatement = TO_CHAR(SQLStatement)
+;
+
+ALTER TABLE AD_Package_Exp_Detail DROP COLUMN SQLStatement
+;
+
+ALTER TABLE AD_Package_Exp_Detail RENAME COLUMN Tmp_SQLStatement TO SQLStatement
 ;
 
 SELECT register_migration_script('201508201340_IDEMPIERE-2778.sql') FROM dual