diff --git a/man7/standards.7 b/man7/standards.7
index 9ac929afc..3a73313a2 100644
--- a/man7/standards.7
+++ b/man7/standards.7
@@ -105,6 +105,8 @@ and is thus occasionally referred to as
 .B C99
 This revision of the C language standard was ratified by ISO in 1999
 .RI ( "ISO/IEC 9899:1999" ).
+Available online at
+http://www.open-std.org/jtc1/sc22/wg14/www/standards.
 .TP
 .B POSIX.1-1990
 "Portable Operating System Interface for Computing Environments".