diff --git a/setup.cfg b/setup.cfg
index ab40f12..46e21f1 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -42,5 +42,8 @@
 build-dir = doc/build
 source-dir = doc/source
 
+[pbr]
+warnerrors = True
+
 [wheel]
 universal = 1