diff --git a/modules/face_analyser.py b/modules/face_analyser.py
index b3b4ff1..696398b 100644
--- a/modules/face_analyser.py
+++ b/modules/face_analyser.py
@@ -30,7 +30,7 @@ def get_face_analyser() -> Any:
                     providers=modules.globals.execution_providers,
                     allowed_modules=['detection', 'recognition', 'landmark_2d_106']
                 )
-                FACE_ANALYSER.prepare(ctx_id=0, det_size=(320, 320))
+                FACE_ANALYSER.prepare(ctx_id=0, det_size=(640, 640))
     return FACE_ANALYSER