diff --git a/doc/langref.html.in b/doc/langref.html.in
index 14dda686a9..6740d147bd 100644
--- a/doc/langref.html.in
+++ b/doc/langref.html.in
@@ -10176,7 +10176,7 @@ pub fn main() void {
 
       {#header_open|Invalid Error Set Cast#}
       <p>At compile-time:</p>
-      {#code_begin|test_err|test_comptime_invalid_error_set_cast|'error.B' not a member of error set 'error{A,C}'#}
+      {#code_begin|test_err|test_comptime_invalid_error_set_cast|'error.B' not a member of error set 'error{C,A}'#}
 const Set1 = error{
     A,
     B,