diff --git a/appservice/query/query.go b/appservice/query/query.go
index a3e6f3610..9f6c79a80 100644
--- a/appservice/query/query.go
+++ b/appservice/query/query.go
@@ -123,7 +123,7 @@ func (a *AppServiceQueryAPI) UserIDExists(
 			if err != nil {
 				return err
 			}
-			resp, err := a.HTTPClient.Do(req)
+			resp, err := a.HTTPClient.Do(req.WithContext(ctx))
 			if resp != nil {
 				defer func() {
 					err = resp.Body.Close()