diff --git a/src/settings/nm-system-config-interface.c b/src/settings/nm-system-config-interface.c
index b7fcfd607..0533ff33c 100644
--- a/src/settings/nm-system-config-interface.c
+++ b/src/settings/nm-system-config-interface.c
@@ -53,7 +53,8 @@ interface_init (gpointer g_iface)
 							  "Capabilities",
 							  "Plugin capabilties",
 							  NM_SYSTEM_CONFIG_INTERFACE_CAP_NONE,
-							  NM_SYSTEM_CONFIG_INTERFACE_CAP_LAST - 1,
+							  (  NM_SYSTEM_CONFIG_INTERFACE_CAP_MODIFY_CONNECTIONS
+							   | NM_SYSTEM_CONFIG_INTERFACE_CAP_MODIFY_HOSTNAME),
 							  NM_SYSTEM_CONFIG_INTERFACE_CAP_NONE,
 							  G_PARAM_READABLE));
 
diff --git a/src/settings/nm-system-config-interface.h b/src/settings/nm-system-config-interface.h
index 33b67d587..96a640619 100644
--- a/src/settings/nm-system-config-interface.h
+++ b/src/settings/nm-system-config-interface.h
@@ -58,9 +58,11 @@ GObject * nm_system_config_factory (void);
 typedef enum {
 	NM_SYSTEM_CONFIG_INTERFACE_CAP_NONE = 0x00000000,
 	NM_SYSTEM_CONFIG_INTERFACE_CAP_MODIFY_CONNECTIONS = 0x00000001,
-	NM_SYSTEM_CONFIG_INTERFACE_CAP_MODIFY_HOSTNAME = 0x00000002,
+	NM_SYSTEM_CONFIG_INTERFACE_CAP_MODIFY_HOSTNAME = 0x00000002
 
-	NM_SYSTEM_CONFIG_INTERFACE_CAP_LAST = NM_SYSTEM_CONFIG_INTERFACE_CAP_MODIFY_HOSTNAME
+	/* When adding more capabilities, be sure to update the "Capabilities"
+	 * property max value in nm-system-config-interface.c.
+	 */
 } NMSystemConfigInterfaceCapabilities;
 
 typedef enum {