diff --git a/modules/python/api b/modules/python/api
index 000ff26a02..d21741782f 100644
--- a/modules/python/api
+++ b/modules/python/api
@@ -1563,7 +1563,7 @@ MoveWindow
 ShowImage
   char* name
   CvArr image
-GetTrackbarPos
+GetTrackbarPos int
   char* trackbarName
   char* windowName
 SetTrackbarPos