diff --git a/man1/iconv.1 b/man1/iconv.1
index 8207e1cea..826b7a754 100644
--- a/man1/iconv.1
+++ b/man1/iconv.1
@@ -174,6 +174,10 @@ Usual system default gconv module configuration file.
 .TP
 .I /usr/lib/gconv/gconv\-modules.cache
 Usual system gconv module configuration cache.
+.PP
+Depending on the architecture,
+the above files may instead be located at directories with the path prefix
+.IR /usr/lib64 .
 .SH CONFORMING TO
 POSIX.1-2001.
 .SH EXAMPLES
diff --git a/man8/iconvconfig.8 b/man8/iconvconfig.8
index d74132937..34725e4d5 100644
--- a/man8/iconvconfig.8
+++ b/man8/iconvconfig.8
@@ -96,6 +96,10 @@ Usual system default gconv module configuration file.
 .TP
 .I /usr/lib/gconv/gconv\-modules.cache
 Usual system gconv module configuration cache.
+.PP
+Depending on the architecture,
+the above files may instead be located at directories with the path prefix
+.IR /usr/lib64 .
 .SH SEE ALSO
 .BR iconv (1),
 .BR iconv (3)