diff --git a/zebra/zebra_routemap.c b/zebra/zebra_routemap.c
index 5355fa062e..f48bf3b033 100644
--- a/zebra/zebra_routemap.c
+++ b/zebra/zebra_routemap.c
@@ -705,6 +705,9 @@ DEFPY (ip_protocol,
 {
 	int ret, rtype;
 
+	assert(proto);
+	assert(rmap);
+
 	ZEBRA_DECLVAR_CONTEXT(vrf, zvrf);
 
 	if (!zvrf)
@@ -737,6 +740,8 @@ DEFPY (no_ip_protocol,
 {
 	int ret, rtype;
 
+	assert(proto);
+
 	ZEBRA_DECLVAR_CONTEXT(vrf, zvrf);
 
 	if (!zvrf)
@@ -781,6 +786,9 @@ DEFPY (ipv6_protocol,
 {
 	int ret, rtype;
 
+	assert(rmap);
+	assert(proto);
+
 	ZEBRA_DECLVAR_CONTEXT(vrf, zvrf);
 
 	if (!zvrf)
@@ -813,6 +821,8 @@ DEFPY (no_ipv6_protocol,
 {
 	int ret, rtype;
 
+	assert(proto);
+
 	ZEBRA_DECLVAR_CONTEXT(vrf, zvrf);
 
 	if (!zvrf)
@@ -858,6 +868,9 @@ DEFPY (ip_protocol_nht_rmap,
 
 	int ret, rtype;
 
+	assert(proto);
+	assert(rmap);
+
 	ZEBRA_DECLVAR_CONTEXT(vrf, zvrf);
 
 	if (!zvrf)
@@ -890,6 +903,8 @@ DEFPY (no_ip_protocol_nht_rmap,
 {
 	int ret, rtype;
 
+	assert(proto);
+
 	ZEBRA_DECLVAR_CONTEXT(vrf, zvrf);
 
 	if (!zvrf)
@@ -935,6 +950,9 @@ DEFPY (ipv6_protocol_nht_rmap,
 {
 	int ret, rtype;
 
+	assert(rmap);
+	assert(proto);
+
 	ZEBRA_DECLVAR_CONTEXT(vrf, zvrf);
 
 	if (!zvrf)
@@ -967,6 +985,8 @@ DEFPY (no_ipv6_protocol_nht_rmap,
 {
 	int ret, rtype;
 
+	assert(proto);
+
 	ZEBRA_DECLVAR_CONTEXT(vrf, zvrf);
 
 	if (!zvrf)