diff --git a/man8/ldconfig.8 b/man8/ldconfig.8
index 19ead7b56..c969e87f4 100644
--- a/man8/ldconfig.8
+++ b/man8/ldconfig.8
@@ -119,6 +119,12 @@ Use
 .B conf
 instead of
 .IR /etc/ld.so.conf .
+.\" FIXME glibc 2.7 added -i
+.TP
+.BR \-i ", " \-\-ignore\-aux\-cache	
+(Since glibc 2.7)
+.\"             commit 27d9ffda17df4d2388687afd12897774fde39bcc
+Ignore auxiliary cache file.
 .TP
 .B \-l
 (Since glibc 2.2)