diff --git a/api-ref/source/conf.py b/api-ref/source/conf.py
index c1716c0f1..bcb47457c 100644
--- a/api-ref/source/conf.py
+++ b/api-ref/source/conf.py
@@ -24,9 +24,7 @@
 # serve to show the default.
 
 import os
-import subprocess
 import sys
-import warnings
 
 extensions = [
     'os_api_ref',
@@ -159,13 +157,7 @@ html_context = {'bug_tag': 'api-ref',
 # If not '', a 'Last updated on:' timestamp is inserted at every page bottom,
 # using the given strftime format.
 # html_last_updated_fmt = '%b %d, %Y'
-git_cmd = ["git", "log", "--pretty=format:'%ad, commit %h'", "--date=local",
-           "-n1"]
-try:
-    html_last_updated_fmt = subprocess.check_output(git_cmd).decode('utf-8')
-except Exception:
-    warnings.warn('Cannot get last updated time from git repository. '
-                  'Not setting "html_last_updated_fmt".')
+html_last_updated_fmt = '%Y-%m-%d %H:%M'
 
 # If true, SmartyPants will be used to convert quotes and dashes to
 # typographically correct entities.