diff --git a/net/inet/ipv4_setsockopt.c b/net/inet/ipv4_setsockopt.c
index e1e21eb7ac7..5dc1f8b5022 100644
--- a/net/inet/ipv4_setsockopt.c
+++ b/net/inet/ipv4_setsockopt.c
@@ -183,17 +183,21 @@ int ipv4_setsockopt(FAR struct socket *psock, int option,
             }
         }
         break;
-
-      /* The following IPv4 socket options are defined, but not implemented */
-
-      case IP_MULTICAST_IF:           /* Set local device for a multicast
-                                       * socket */
       case IP_MULTICAST_TTL:          /* Set/read the time-to-live value of
                                        * outgoing multicast packets */
       case IP_MULTICAST_LOOP:         /* Set/read boolean that determines
                                        * whether sent multicast packets
                                        * should be looped back to local
                                        * sockets. */
+        {
+          ret = OK;
+        }
+        break;
+
+      /* The following IPv4 socket options are defined, but not implemented */
+
+      case IP_MULTICAST_IF:           /* Set local device for a multicast
+                                       * socket */
       case IP_UNBLOCK_SOURCE:         /* Unblock previously blocked multicast
                                        * source */
       case IP_BLOCK_SOURCE:           /* Stop receiving multicast data from