diff --git a/docsite/rst/guide_gce.rst b/docsite/rst/guide_gce.rst
index c0f90f13e26..ed236544a3d 100644
--- a/docsite/rst/guide_gce.rst
+++ b/docsite/rst/guide_gce.rst
@@ -77,7 +77,7 @@ Create a file ``secrets.py`` looking like following, and put it in some folder w
 .. code-block:: python
 
     GCE_PARAMS = ('i...@project.googleusercontent.com', '/path/to/project.pem')
-    GCE_KEYWORD_PARAMS = {'project': 'project-name'}
+    GCE_KEYWORD_PARAMS = {'project': 'project_id'}
 
 Now the modules can be used as above, but the account information can be omitted.