diff --git a/lib/libc/stdio/fopen.3 b/lib/libc/stdio/fopen.3
index 3d572cad169c..92ec1e2e6bca 100644
--- a/lib/libc/stdio/fopen.3
+++ b/lib/libc/stdio/fopen.3
@@ -96,7 +96,7 @@ or similar.
 .Pp
 The
 .Fa mode
-string can also include the letter ``b'' either as a third character or
+string can also include the letter ``b'' either as last character or
 as a character between the characters in any of the two-character strings
 described above.
 This is strictly for compatibility with