diff --git a/apk/apkxml.go b/apk/apkxml.go
index 99fec6d..abc6a1d 100644
--- a/apk/apkxml.go
+++ b/apk/apkxml.go
@@ -102,7 +102,7 @@ type UsesPermission struct {
 type Manifest struct {
 	Package                   androidbinary.String `xml:"package,attr"`
 	CompileSDKVersion         androidbinary.Int32  `xml:"http://schemas.android.com/apk/res/android compileSdkVersion,attr"`
-	CompileSDKVersionCodename androidbinary.Int32  `xml:"http://schemas.android.com/apk/res/android compileSdkVersionCodename,attr"`
+	CompileSDKVersionCodename androidbinary.String `xml:"http://schemas.android.com/apk/res/android compileSdkVersionCodename,attr"`
 	VersionCode               androidbinary.Int32  `xml:"http://schemas.android.com/apk/res/android versionCode,attr"`
 	VersionName               androidbinary.String `xml:"http://schemas.android.com/apk/res/android versionName,attr"`
 	App                       Application          `xml:"application"`
diff --git a/example_test.go b/example_test.go
index cf6b65f..84b4c8f 100644
--- a/example_test.go
+++ b/example_test.go
@@ -25,7 +25,7 @@ func ExampleNewXMLFile() {
 	enc.Encode(v)
 
 	// Output:
-	// 	<Manifest package="net.sorablue.shogo.FWMeasure" xmlns:android="http://schemas.android.com/apk/res/android" android:compileSdkVersion="0" android:compileSdkVersionCodename="0" android:versionCode="1" android:versionName="テスト版">
+	// 	<Manifest package="net.sorablue.shogo.FWMeasure" xmlns:android="http://schemas.android.com/apk/res/android" android:compileSdkVersion="0" android:compileSdkVersionCodename="" android:versionCode="1" android:versionName="テスト版">
 	// 	<application android:allowTaskReparenting="false" android:allowBackup="false" android:backupAgent="" android:debuggable="false" android:description="" android:enabled="false" android:hasCode="false" android:hardwareAccelerated="false" android:icon="@0x7F020000" android:killAfterRestore="false" android:largeHeap="false" android:label="@0x7F040000" android:logo="" android:manageSpaceActivity="" android:name="" android:permission="" android:persistent="false" android:process="" android:restoreAnyVersion="false" android:requiredAccountType="" android:restrictedAccountType="" android:supportsRtl="false" android:taskAffinity="" android:testOnly="false" android:theme="" android:uiOptions="" android:vmSafeMode="false">
 	// 		<activity android:theme="" android:name="FWMeasureActivity" android:label="" android:screenOrientation="0">
 	// 			<intent-filter>