diff --git a/src/procedural-macros.md b/src/procedural-macros.md
index d779f4b9d60a5..a73d09cc054ac 100644
--- a/src/procedural-macros.md
+++ b/src/procedural-macros.md
@@ -173,7 +173,7 @@ For example, the following derive macro defines a helper attribute
 
 #[proc_macro_derive(HelperAttr, attributes(helper))]
 pub fn derive_helper_attr(_item: TokenStream) -> TokenStream {
-    TokenStream::new();
+    TokenStream::new()
 }
 ```