diff --git a/core/src/main/java/hudson/tasks/BatchFile.java b/core/src/main/java/hudson/tasks/BatchFile.java
index ef15e30405cea7e3aed97acc403a9d18aaacf8a0..c32e2ea7f905c24a9efed67187b652e91402dd53 100644
--- a/core/src/main/java/hudson/tasks/BatchFile.java
+++ b/core/src/main/java/hudson/tasks/BatchFile.java
@@ -1,7 +1,7 @@
 /*
  * The MIT License
  * 
- * Copyright (c) 2004-2009, Sun Microsystems, Inc., Kohsuke Kawaguchi
+ * Copyright (c) 2004-2010, Sun Microsystems, Inc., Kohsuke Kawaguchi
  * 
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
@@ -27,6 +27,7 @@ import hudson.FilePath;
 import hudson.Extension;
 import hudson.model.AbstractProject;
 import net.sf.json.JSONObject;
+import org.kohsuke.stapler.DataBoundConstructor;
 import org.kohsuke.stapler.StaplerRequest;
 
 /**
@@ -35,6 +36,7 @@ import org.kohsuke.stapler.StaplerRequest;
  * @author Kohsuke Kawaguchi
  */
 public class BatchFile extends CommandInterpreter {
+    @DataBoundConstructor
     public BatchFile(String command) {
         super(command);
     }
diff --git a/core/src/main/java/hudson/tasks/Shell.java b/core/src/main/java/hudson/tasks/Shell.java
index 9fe4d22c4b8597798838776ae77b9d254e965a8c..1787ec6a93ccc1fa50ceedea8568c49074a208ab 100644
--- a/core/src/main/java/hudson/tasks/Shell.java
+++ b/core/src/main/java/hudson/tasks/Shell.java
@@ -30,6 +30,7 @@ import hudson.Extension;
 import hudson.model.AbstractProject;
 import hudson.util.FormValidation;
 import net.sf.json.JSONObject;
+import org.kohsuke.stapler.DataBoundConstructor;
 import org.kohsuke.stapler.StaplerRequest;
 import org.kohsuke.stapler.QueryParameter;
 
@@ -43,6 +44,7 @@ import java.util.Arrays;
  * @author Kohsuke Kawaguchi
  */
 public class Shell extends CommandInterpreter {
+    @DataBoundConstructor
     public Shell(String command) {
         super(fixCrLf(command));
     }