diff --git a/hugo.yaml b/hugo.yaml
index 7f33029cf819..fb2ad29c0453 100644
--- a/hugo.yaml
+++ b/hugo.yaml
@@ -27,7 +27,7 @@ languages:
       description: OpenTelemetry 项目网站
   pt:
     languageName: Português
-    languageCode: pt-br
+    languageCode: pt-BR
     params:
       description: Site do Projeto OpenTelemetry