diff --git a/share/man/man9/intro.9 b/share/man/man9/intro.9
index 4b012d850f9..0d42efb2427 100644
--- a/share/man/man9/intro.9
+++ b/share/man/man9/intro.9
@@ -35,7 +35,7 @@ To further set expectations, we acknowledge that kernel documentation, like the
 source code itself, is forever a work-in-progress.
 There will be large sections of the codebase whose documentation is subtly or
 severely outdated, or missing altogether.
-This documentation is a supplement to the source code, and can not always be
+This documentation is a supplement to the source code, and cannot always be
 taken at face value.
 .Pp
 At its best, section 9 documentation will provide a description of a particular