diff --git a/src/devices/nm-device.c b/src/devices/nm-device.c
index 4607ae3113..55667ffd78 100644
--- a/src/devices/nm-device.c
+++ b/src/devices/nm-device.c
@@ -180,6 +180,7 @@ enum {
 	REMOVED,
 	RECHECK_AUTO_ACTIVATE,
 	RECHECK_ASSUME,
+	CONNECTIVITY_CHANGED,
 	LAST_SIGNAL,
 };
 static guint signals[LAST_SIGNAL] = { 0 };
@@ -2457,6 +2458,7 @@ concheck_update_state (NMDevice *self, NMConnectivityState state, gboolean is_pe
 	priv->connectivity_state = state;
 
 	_notify (self, PROP_CONNECTIVITY);
+	g_signal_emit (self, signals[CONNECTIVITY_CHANGED], 0);
 
 	if (   priv->state == NM_DEVICE_STATE_ACTIVATED
 	    && !nm_device_sys_iface_state_is_external (self)) {
@@ -15744,4 +15746,12 @@ nm_device_class_init (NMDeviceClass *klass)
 	                  G_SIGNAL_RUN_FIRST,
 	                  0, NULL, NULL, NULL,
 	                  G_TYPE_NONE, 0);
+
+	signals[CONNECTIVITY_CHANGED] =
+	    g_signal_new (NM_DEVICE_CONNECTIVITY_CHANGED,
+	                  G_OBJECT_CLASS_TYPE (object_class),
+	                  G_SIGNAL_RUN_FIRST,
+	                  0, NULL, NULL,
+	                  g_cclosure_marshal_VOID__VOID,
+	                  G_TYPE_NONE, 0);
 }
diff --git a/src/devices/nm-device.h b/src/devices/nm-device.h
index fd266d69ab..66720f015c 100644
--- a/src/devices/nm-device.h
+++ b/src/devices/nm-device.h
@@ -135,6 +135,7 @@ nm_device_state_reason_check (NMDeviceStateReason reason)
 #define NM_DEVICE_STATE_CHANGED         "state-changed"
 #define NM_DEVICE_LINK_INITIALIZED      "link-initialized"
 #define NM_DEVICE_AUTOCONNECT_ALLOWED   "autoconnect-allowed"
+#define NM_DEVICE_CONNECTIVITY_CHANGED  "connectivity-changed"
 
 #define NM_DEVICE_STATISTICS_REFRESH_RATE_MS "refresh-rate-ms"
 #define NM_DEVICE_STATISTICS_TX_BYTES        "tx-bytes"
diff --git a/src/nm-manager.c b/src/nm-manager.c
index fcebcfd314..cdaeb8a107 100644
--- a/src/nm-manager.c
+++ b/src/nm-manager.c
@@ -2512,7 +2512,6 @@ device_realized (NMDevice *device,
 
 static void
 device_connectivity_changed (NMDevice *device,
-                             GParamSpec *pspec,
                              NMManager *self)
 {
 	NMManagerPrivate *priv = NM_MANAGER_GET_PRIVATE (self);
@@ -2646,7 +2645,7 @@ add_device (NMManager *self, NMDevice *device, GError **error)
 	                  G_CALLBACK (device_realized),
 	                  self);
 
-	g_signal_connect (device, "notify::" NM_DEVICE_CONNECTIVITY,
+	g_signal_connect (device, NM_DEVICE_CONNECTIVITY_CHANGED,
 	                  G_CALLBACK (device_connectivity_changed),
 	                  self);