diff --git a/src/network/networkd-manager.c b/src/network/networkd-manager.c
index 29720a8da0d..228efa1ddd5 100644
--- a/src/network/networkd-manager.c
+++ b/src/network/networkd-manager.c
@@ -319,7 +319,7 @@ int manager_rtnl_process_route(sd_netlink *rtnl, sd_netlink_message *message, vo
         if (r < 0) {
                 log_warning_errno(r, "rtnl: could not get message type: %m");
                 return 0;
-        } else if (type != RTM_NEWROUTE && type != RTM_DELROUTE) {
+        } else if (!IN_SET(type, RTM_NEWROUTE, RTM_DELROUTE)) {
                 log_warning("rtnl: received unexpected message type when processing route");
                 return 0;
         }
@@ -516,7 +516,7 @@ int manager_rtnl_process_address(sd_netlink *rtnl, sd_netlink_message *message,
         if (r < 0) {
                 log_warning_errno(r, "rtnl: could not get message type: %m");
                 return 0;
-        } else if (type != RTM_NEWADDR && type != RTM_DELADDR) {
+        } else if (!IN_SET(type, RTM_NEWADDR, RTM_DELADDR)) {
                 log_warning("rtnl: received unexpected message type when processing address");
                 return 0;
         }
@@ -663,7 +663,7 @@ static int manager_rtnl_process_link(sd_netlink *rtnl, sd_netlink_message *messa
         if (r < 0) {
                 log_warning_errno(r, "rtnl: Could not get message type: %m");
                 return 0;
-        } else if (type != RTM_NEWLINK && type != RTM_DELLINK) {
+        } else if (!IN_SET(type, RTM_NEWLINK, RTM_DELLINK)) {
                 log_warning("rtnl: Received unexpected message type when processing link");
                 return 0;
         }