diff --git a/doc/langref.html.in b/doc/langref.html.in
index 3f331233729e445bfb477d2c980f1ba2c55053ea..384ecfffe341db7c64c05738ffc408020a6ab031 100644
--- a/doc/langref.html.in
+++ b/doc/langref.html.in
@@ -4955,7 +4955,7 @@ test "merge error sets" {
       {#header_open|Inferred Error Sets#}
       <p>
       Because many functions in Zig return a possible error, Zig supports inferring the error set.
-      To infer the error set for a function, use this syntax:
+      To infer the error set for a function, prepend the {#syntax#}!{#endsyntax#} operator to the function’s return type, like {#syntax#}!T{#endsyntax#}:
       </p>
 {#code_begin|test|inferred_error_sets#}
 // With an inferred error set