diff --git a/server/subsonic/opensubsonic.go b/server/subsonic/opensubsonic.go
index 106029daf6b..4b19e8b6441 100644
--- a/server/subsonic/opensubsonic.go
+++ b/server/subsonic/opensubsonic.go
@@ -8,6 +8,8 @@ import (
 
 func (api *Router) GetOpenSubsonicExtensions(_ *http.Request) (*responses.Subsonic, error) {
 	response := newResponse()
-	response.OpenSubsonicExtensions = &responses.OpenSubsonicExtensions{}
+	response.OpenSubsonicExtensions = &responses.OpenSubsonicExtensions{
+		{Name: "supportFormPost", Versions: []int32{1}},
+	}
 	return response, nil
 }