diff --git a/app/src/main/cpp/main.cpp b/app/src/main/cpp/main.cpp
index 32b19cb..8ab891d 100644
--- a/app/src/main/cpp/main.cpp
+++ b/app/src/main/cpp/main.cpp
@@ -40,7 +40,7 @@ void android_main(struct android_app *pApp) {
     g_Application = &application;
     application.SetInitArg(g_InitArgString);
     pApp->onAppCmd = handle_cmd;
-
+    long long last_update_time = 0;
     android_app_set_motion_event_filter(pApp, nullptr);
     long long _lastDrawFrameTime = chrono::duration_cast<chrono::milliseconds>(chrono::system_clock::now().time_since_epoch()).count();
     do {
@@ -77,10 +77,13 @@ void android_main(struct android_app *pApp) {
             application.drawFrame(frameTime);
         }
         auto end_time = chrono::duration_cast<chrono::milliseconds>(chrono::system_clock::now().time_since_epoch()).count();
+        auto frameTime = end_time - last_update_time;
+        last_update_time = end_time;
         auto function_time = (end_time - start_time);
-        if(function_time < 20)
+        aout << "function_time:" << function_time << " fps:" << (1000/frameTime) << std::endl;
+        if(function_time < 35)
         {
-            this_thread::sleep_for(chrono::milliseconds((20-function_time)));
+            this_thread::sleep_for(chrono::milliseconds((35-function_time)));
         }
     } while (!pApp->destroyRequested);
     application.cleanup();
diff --git a/example/src/main/java/com/hmwl/example/MainActivity.java b/example/src/main/java/com/hmwl/example/MainActivity.java
index d3b05ab..2f1107f 100644
--- a/example/src/main/java/com/hmwl/example/MainActivity.java
+++ b/example/src/main/java/com/hmwl/example/MainActivity.java
@@ -36,7 +36,7 @@ public class MainActivity extends FaceActivity
         motion.type = "11";
         motion.png_names.add("11.png");
         InitArg initArg = new InitArg();
-        initArg.action_fps = 10;
+        initArg.action_fps = 30;
         initArg.zoom = 1.5f;
         initArg.motion = motion;
         SetInitArg(initArg.toJson());