diff --git a/src/macros.md b/src/macros.md
index ffeb923e50..3f12fcc412 100644
--- a/src/macros.md
+++ b/src/macros.md
@@ -37,4 +37,4 @@ So why are macros useful?
 
 3. Variadic interfaces. Sometimes you want to define an interface that takes a
    variable number of arguments. An example is `println!` which could take any
-   number of arguments, depending on the format string!. (More on this later)
+   number of arguments, depending on the format string. (More on this later)