diff --git a/base/src/org/compiere/model/MCost.java b/base/src/org/compiere/model/MCost.java
index 1ed0144002..bb7e41992d 100644
--- a/base/src/org/compiere/model/MCost.java
+++ b/base/src/org/compiere/model/MCost.java
@@ -53,10 +53,13 @@ import org.compiere.util.Trx;
  */
 public class MCost extends X_M_Cost
 {
-	/**
-	 *
-	 */
-	private static final long serialVersionUID = -127982599769472918L;
+
+
+
+    	/**
+         * 
+         */
+        private static final long serialVersionUID = -127982599769472918L;
 
 
 	/**
diff --git a/base/src/org/compiere/model/MCostElement.java b/base/src/org/compiere/model/MCostElement.java
index 83390b379a..ddfda21c65 100644
--- a/base/src/org/compiere/model/MCostElement.java
+++ b/base/src/org/compiere/model/MCostElement.java
@@ -38,10 +38,13 @@ import org.compiere.util.Msg;
  */
 public class MCostElement extends X_M_CostElement
 {
-	/**
-	 * 
-	 */
-	private static final long serialVersionUID = 8676787942212800906L;
+
+
+
+        /**
+         * 
+         */
+        private static final long serialVersionUID = 3196322266971717530L;
 
 
 	/**