diff --git a/ObsoleteFiles.inc b/ObsoleteFiles.inc
index 3fae655d19be..c95af4ea7072 100644
--- a/ObsoleteFiles.inc
+++ b/ObsoleteFiles.inc
@@ -417,6 +417,9 @@ OLD_FILES+=usr/share/man/man5/lastlog.5.gz
 OLD_FILES+=usr/share/man/man5/utmp.5.gz
 OLD_FILES+=usr/share/man/man5/wtmp.5.gz
 OLD_LIBS+=lib/libutil.so.8
+.if ${TARGET_ARCH} == "amd64"
+OLB_LIBS+=usr/lib32/libutil.so.8
+.endif
 # 20100105: new userland semaphore implementation
 OLD_FILES+=usr/include/sys/semaphore.h
 # 20100103: ntptrace(8) removed