diff --git a/daemon/call.c b/daemon/call.c
index fdb9f5c79..ac2cb90d5 100644
--- a/daemon/call.c
+++ b/daemon/call.c
@@ -1591,7 +1591,7 @@ restart:
 		rwlock_unlock_r(&m->hashlock);
 	}
 
-	if (viabranch && !g_hash_table_lookup(c->branches, viabranch))
+	if (viabranch && *viabranch && !g_hash_table_lookup(c->branches, viabranch))
 		g_hash_table_insert(c->branches, call_strdup(c, viabranch),
 		(void *) 0x1);
 
@@ -1688,24 +1688,29 @@ char *call_lookup_udp(const char **out, struct callmaster *m) {
 	struct stream st;
 	int num;
 	char *ret;
+	const char *branch;
 
 	rwlock_lock_r(&m->hashlock);
 	c = g_hash_table_lookup(m->callhash, out[RE_UDP_UL_CALLID]);
 	if (c)
 		mutex_lock(&c->lock);
-	if (!c || !g_hash_table_lookup(c->branches, out[RE_UDP_UL_VIABRANCH])) {
-		if (c)
-			mutex_unlock(&c->lock);
+	else {
 		rwlock_unlock_r(&m->hashlock);
 		mylog(LOG_WARNING, LOG_PREFIX_CI "Got UDP LOOKUP for unknown call-id or unknown via-branch",
 			out[RE_UDP_UL_CALLID], out[RE_UDP_UL_VIABRANCH]);
 		xasprintf(&ret, "%s 0 " IPF "\n", out[RE_UDP_COOKIE], IPP(m->conf.ipv4));
 		return ret;
 	}
+
 	obj_hold(c);
 	rwlock_unlock_r(&m->hashlock);
 
-	log_info = out[RE_UDP_UL_VIABRANCH];
+	branch = out[RE_UDP_UL_VIABRANCH];
+	if (branch && *branch && !g_hash_table_lookup(c->branches, branch))
+		g_hash_table_insert(c->branches, call_strdup(c, branch),
+		(void *) 0x1);
+
+	log_info = branch;
 	c->called_agent = "UNKNOWN(udp)";
 
 	if (addr_parse_udp(&st, out))
diff --git a/daemon/main.c b/daemon/main.c
index 6ba5db78b..36341cedf 100644
--- a/daemon/main.c
+++ b/daemon/main.c
@@ -316,7 +316,9 @@ static void wpidfile(void) {
 
 
 static void init_everything() {
+#if !GLIB_CHECK_VERSION(2,32,0)
 	g_thread_init(NULL);
+#endif
 	openlog("mediaproxy-ng", LOG_PID | LOG_NDELAY, LOG_DAEMON);
 	signals();
 	resources();
diff --git a/debian/rules b/debian/rules
index 706025395..18d3d107d 100755
--- a/debian/rules
+++ b/debian/rules
@@ -37,7 +37,7 @@ build: build-stamp
 build-stamp:
 	dh_testdir
 	make -C iptables-extension
-	make -C daemon
+	make -C daemon -j`nproc`
 	touch $@
 
 clean: