diff --git a/setup/base.go b/setup/base.go
index fd4e96f0..f4dee871 100644
--- a/setup/base.go
+++ b/setup/base.go
@@ -317,7 +317,7 @@ func (b *BaseDendrite) SetupAndServeHTTP(
 			return util.JSONResponse{
 				Code: http.StatusOK,
 				JSON: struct {
-					Versions bool `json:"success"`
+					Success bool `json:"success"`
 				}{true},
 			}
 		}),