diff --git a/setup.cfg b/setup.cfg
index bb2c9fb..4e9b9db 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -26,6 +26,7 @@ packages =
 source-dir = doc/source
 build-dir = doc/build
 all_files = 1
+warning-is-error = 1
 
 [upload_sphinx]
 upload-dir = doc/build/html
@@ -44,8 +45,5 @@ keywords = _ gettext ngettext l_ lazy_gettext _C:1c,2 _P:1,2
 mapping_file = babel.cfg
 output_file = oslo_i18n/locale/oslo_i18n.pot
 
-[pbr]
-warnerrors = True
-
 [wheel]
 universal = 1