diff --git a/services/hdfaudioclient/test/unittest/audio_render_internal/audio_render_internal_test.cpp b/services/hdfaudioclient/test/unittest/audio_render_internal/audio_render_internal_test.cpp
index 1a1665ff1b723ca50b5fb17638e4f1420c1a6e9b..1377ee4a916d126c27bea44f0ec5430595596079 100644
--- a/services/hdfaudioclient/test/unittest/audio_render_internal/audio_render_internal_test.cpp
+++ b/services/hdfaudioclient/test/unittest/audio_render_internal/audio_render_internal_test.cpp
@@ -128,10 +128,10 @@ HWTEST_F(AudioRenderTest, GetRenderSpeedInternal_001, TestSize.Level1)
 */
 HWTEST_F(AudioRenderTest, GetRenderSpeedInternal_002, TestSize.Level1)
 {
-    struct AudioRenderContext renderContext;
     struct AudioRender *render = new AudioRender;
     float *speed = new float;
-    int32_t ret = renderContext.instance_.GetRenderSpeed(render, speed);
+    AudioRenderContext *context = reinterpret_cast<AudioRenderContext *>(render);
+    int32_t ret = context->instance_.GetRenderSpeed(render, speed);
     delete render;
     delete speed;
     EXPECT_EQ(ERR_DH_AUDIO_NULLPTR, ret);