diff --git a/backend/plugins/bitbucket/api/remote_api.go b/backend/plugins/bitbucket/api/remote_api.go
index d81c0d02739..2da3f7ab626 100644
--- a/backend/plugins/bitbucket/api/remote_api.go
+++ b/backend/plugins/bitbucket/api/remote_api.go
@@ -19,6 +19,7 @@ package api
 
 import (
 	"fmt"
+	"io"
 	"net/http"
 	"net/url"
 
@@ -116,6 +117,13 @@ func listBitbucketRepos(
 	if err != nil {
 		return
 	}
+	if res.StatusCode > 299 {
+		body, e := io.ReadAll(res.Body)
+		if e != nil {
+			return nil, nil, errors.BadInput.Wrap(e, "failed to read response body")
+		}
+		return nil, nil, errors.BadInput.New(string(body))
+	}
 	var resBody models.ReposResponse
 	err = api.UnmarshalResponse(res, &resBody)
 	if err != nil {