diff --git a/appview/state/profile.go b/appview/state/profile.go
--- a/appview/state/profile.go
+++ b/appview/state/profile.go
@@ -245,7 +245,7 @@
 	query := searchquery.Parse(params.Get("q"))
 
 	var language string
-	if lang := query.Get("language"); lang != nil {
+	if lang := cmp.Or(query.Get("language"), query.Get("lang")); lang != nil {
 		language = *lang
 	}