diff --git a/squid-kerberos-ldap-helper/Makefile.am b/squid-kerberos-ldap-helper/Makefile.am
index b06a048..c62f142 100644
--- a/squid-kerberos-ldap-helper/Makefile.am
+++ b/squid-kerberos-ldap-helper/Makefile.am
@@ -6,4 +6,4 @@ bin_PROGRAMS = squid_kerb_ldap
 squid_kerb_ldap_SOURCES = squid_kerb_ldap.c support_group.c support_netbios.c support_member.c support_krb5.c support_ldap.c support_sasl.c support_resolv.c support_lserver.c
 
 squid_kerb_ldap_LDFLAGS = 
-squid_kerb_ldap_LDADD = 
+squid_kerb_ldap_LDADD = -lresolv -lkrb5 -lcom_err