diff --git a/lib/libc/stdio/getc.3 b/lib/libc/stdio/getc.3
index 83a353d1382d..6b73e492c9ab 100644
--- a/lib/libc/stdio/getc.3
+++ b/lib/libc/stdio/getc.3
@@ -76,7 +76,8 @@ The
 .Fn getc
 function
 acts essentially identically to
-.Fn fgetc .
+.Fn fgetc ,
+but is a macro that expands in-line.
 .Pp
 The
 .Fn getchar