diff --git a/modules/postprocess/yolo.py b/modules/postprocess/yolo.py
index f42b6bb9f..0e733d419 100644
--- a/modules/postprocess/yolo.py
+++ b/modules/postprocess/yolo.py
@@ -63,7 +63,7 @@ def enumerate(self):
 
     def dependencies(self):
         import installer
-        installer.install('ultralytics', ignore=True, quiet=True)
+        installer.install('ultralytics==8.3.40', ignore=True, quiet=True)
 
     def predict(
             self,