diff --git a/samples/BrowserPlugin/jni/main.cpp b/samples/BrowserPlugin/jni/main.cpp
index 7f7496b..d00091f 100644
--- a/samples/BrowserPlugin/jni/main.cpp
+++ b/samples/BrowserPlugin/jni/main.cpp
@@ -174,8 +174,8 @@
 
     // notify the plugin API of the location of the java interface
     char* className = "com.android.sampleplugin.SamplePluginStub";
-    NPError npErr = browser->setvalue(instance, kSetJavaClassName_ANPSetValue,
-                                reinterpret_cast<void*>(className));
+    NPError npErr = browser->setvalue(instance, kSetPluginStubJavaClassName_ANPSetValue,
+                                      reinterpret_cast<void*>(className));
     if (npErr) {
         gLogI.log(instance, kError_ANPLogType, "set class err %d", npErr);
         return npErr;