diff --git a/servers/slapd/back-hdb/Makefile.in b/servers/slapd/back-hdb/Makefile.in
index e7fa1e7ec3..854e5c3b54 100644
--- a/servers/slapd/back-hdb/Makefile.in
+++ b/servers/slapd/back-hdb/Makefile.in
@@ -19,13 +19,13 @@ XXDIR = $(srcdir)/../back-bdb
 
 XXSRCS = init.c tools.c config.c \
 	add.c bind.c compare.c delete.c modify.c modrdn.c search.c \
-	extended.c referral.c operational.c \
+	extended.c referral.c operational.c alock.c \
 	attr.c index.c key.c dbcache.c filterindex.c trans.c \
 	dn2entry.c dn2id.c error.c id2entry.c idl.c nextid.c cache.c
 SRCS = $(XXSRCS)
 OBJS = init.lo tools.lo config.lo \
 	add.lo bind.lo compare.lo delete.lo modify.lo modrdn.lo search.lo \
-	extended.lo referral.lo operational.lo \
+	extended.lo referral.lo operational.lo alock.lo \
 	attr.lo index.lo key.lo dbcache.lo filterindex.lo trans.lo \
 	dn2entry.lo dn2id.lo error.lo id2entry.lo idl.lo nextid.lo cache.lo