diff --git a/src/uu/dd/src/numbers.rs b/src/uu/dd/src/numbers.rs
index c29668c89..d0ee2d90b 100644
--- a/src/uu/dd/src/numbers.rs
+++ b/src/uu/dd/src/numbers.rs
@@ -3,7 +3,8 @@
 // For the full copyright and license information, please view the LICENSE
 // file that was distributed with this source code.
 
-/// Functions for formatting a number as a magnitude and a unit suffix.
+//! Functions for formatting a number as a magnitude and a unit suffix.
+
 /// The first ten powers of 1024.
 const IEC_BASES: [u128; 10] = [
     1,