diff --git a/src/etc/devd/ifnet.conf b/src/etc/devd/ifnet.conf
index 9c77c6bc9..ef56acaea 100644
--- a/src/etc/devd/ifnet.conf
+++ b/src/etc/devd/ifnet.conf
@@ -30,3 +30,22 @@ notify 101 {
 	media-type              "802.11";
 	action "/usr/local/opnsense/service/configd_ctl.py 'interface linkup stop $subsystem'";
 };
+
+#
+# While there, disable the invoke of /etc/pccard_ether to avoid
+# rc scripts from reconfiguring the system into an unknown state.
+#
+
+notify 101 {
+	match "system"		"IFNET";
+	match "subsystem"	"!usbus[0-9]+";
+	match "type"		"ATTACH";
+};
+
+detach 101 {
+	media-type "802.11";
+};
+
+attach 101 {
+	media-type "802.11";
+};