diff --git a/zxing.appspot.com/pom.xml b/zxing.appspot.com/pom.xml
index ad911460e..49811f2ce 100644
--- a/zxing.appspot.com/pom.xml
+++ b/zxing.appspot.com/pom.xml
@@ -53,6 +53,7 @@
         <artifactId>gwt-maven-plugin</artifactId>
         <version>${gwt.version}</version>
         <configuration>
+          <runTarget>Generator.html</runTarget>
           <inplace>true</inplace>
         </configuration>
         <executions>
diff --git a/zxing.appspot.com/src/main/java/com/google/zxing/web/generator/client/CalendarEventGenerator.java b/zxing.appspot.com/src/main/java/com/google/zxing/web/generator/client/CalendarEventGenerator.java
index 3d6be41a4..f9597057e 100644
--- a/zxing.appspot.com/src/main/java/com/google/zxing/web/generator/client/CalendarEventGenerator.java
+++ b/zxing.appspot.com/src/main/java/com/google/zxing/web/generator/client/CalendarEventGenerator.java
@@ -16,6 +16,7 @@
 
 package com.google.zxing.web.generator.client;
 
+import com.google.gwt.dom.client.Element;
 import com.google.gwt.event.dom.client.ChangeEvent;
 import com.google.gwt.event.dom.client.ChangeHandler;
 import com.google.gwt.event.dom.client.ClickEvent;
@@ -25,7 +26,6 @@ import com.google.gwt.event.logical.shared.ValueChangeEvent;
 import com.google.gwt.event.logical.shared.ValueChangeHandler;
 import com.google.gwt.i18n.client.DateTimeFormat;
 import com.google.gwt.user.client.DOM;
-import com.google.gwt.user.client.Element;
 import com.google.gwt.user.client.ui.CheckBox;
 import com.google.gwt.user.client.ui.Grid;
 import com.google.gwt.user.client.ui.HasText;
@@ -179,7 +179,7 @@ public final class CalendarEventGenerator implements GeneratorSource {
         for (String s : FULL_DAY_ONLY_IDS) {
           Element element = DOM.getElementById(s);
           String style = cb.getValue() ? "none" : "";
-          DOM.setStyleAttribute(element, "display", style);
+          element.getStyle().setProperty("display", style);
         }
       }
     });
diff --git a/zxing.appspot.com/src/main/java/com/google/zxing/web/generator/client/Generator.java b/zxing.appspot.com/src/main/java/com/google/zxing/web/generator/client/Generator.java
index 91fa7e19a..b780d9e66 100644
--- a/zxing.appspot.com/src/main/java/com/google/zxing/web/generator/client/Generator.java
+++ b/zxing.appspot.com/src/main/java/com/google/zxing/web/generator/client/Generator.java
@@ -17,6 +17,7 @@
 package com.google.zxing.web.generator.client;
 
 import com.google.gwt.core.client.EntryPoint;
+import com.google.gwt.dom.client.Element;
 import com.google.gwt.event.dom.client.ChangeEvent;
 import com.google.gwt.event.dom.client.ChangeHandler;
 import com.google.gwt.event.dom.client.ClickEvent;
@@ -25,7 +26,6 @@ import com.google.gwt.event.dom.client.KeyPressEvent;
 import com.google.gwt.event.dom.client.KeyPressHandler;
 import com.google.gwt.http.client.URL;
 import com.google.gwt.user.client.DOM;
-import com.google.gwt.user.client.Element;
 import com.google.gwt.user.client.ui.Button;
 import com.google.gwt.user.client.ui.Grid;
 import com.google.gwt.user.client.ui.HTML;