diff --git a/build/top.mk b/build/top.mk
index b87fc51671..be65c41ba0 100644
--- a/build/top.mk
+++ b/build/top.mk
@@ -94,7 +94,7 @@ LDAP_LIBLDAP_DEPEND = $(LDAP_LIBDIR)/libldap/libldap.la
 LDAP_LIBLDIF_DEPEND = $(LDAP_LIBDIR)/libldif/libldif.a
 LDAP_LIBLUTIL_DEPEND = $(LDAP_LIBDIR)/liblutil/liblutil.a
 LDAP_LIBLDBM_DEPEND = $(LDAP_LIBDIR)/libldbm/libldbm.a
-LDAP_LIBLTHREAD_DEPEND = $(LDAP_LIBDIR)/liblthread/liblthread.a
+LDAP_LIBLTHREAD_DEPEND = $(LDAP_LIBDIR)/liblthread/libldap_r.la
 
 LDAP_LIBDEPEND = $(LDAP_LIBLDAP_DEPEND) $(LDAP_LIBLBER_DEPEND) \
 	$(LDAP_LIBLDIF_DEPEND) $(LDAP_LIBLUTIL_DEPEND)