diff --git a/plugins/ai_face_det/ai_face_det_node.cpp b/plugins/ai_face_det/ai_face_det_node.cpp
index f0434da..5150bb9 100644
--- a/plugins/ai_face_det/ai_face_det_node.cpp
+++ b/plugins/ai_face_det/ai_face_det_node.cpp
@@ -12,7 +12,11 @@
 #include <string>
 #include <vector>
 
-// For test image loading (implementation in ai_face_recog_node.cpp)
+// For test image loading
+#define STB_IMAGE_IMPLEMENTATION
+#define STBI_ONLY_JPEG
+#define STBI_ONLY_PNG
+#define STBI_NO_FAILURE_STRINGS
 #include "../../third_party/rknpu2/examples/3rdparty/stb/stb_image.h"
 
 #include "ai_scheduler.h"