diff --git a/nixos/modules/services/networking/networkmanager.nix b/nixos/modules/services/networking/networkmanager.nix
index adbc6099c95a..c232bc3aaecc 100644
--- a/nixos/modules/services/networking/networkmanager.nix
+++ b/nixos/modules/services/networking/networkmanager.nix
@@ -6,7 +6,8 @@ with lib;
 let
   cfg = config.networking.networkmanager;
 
-  stateDirs = "/var/lib/NetworkManager /var/lib/dhclient";
+  # /var/lib/misc is for dnsmasq.leases.
+  stateDirs = "/var/lib/NetworkManager /var/lib/dhclient /var/lib/misc";
 
   configFile = writeText "NetworkManager.conf" ''
     [main]
diff --git a/pkgs/tools/networking/network-manager/default.nix b/pkgs/tools/networking/network-manager/default.nix
index cc914d6616c9..37c417cec14d 100644
--- a/pkgs/tools/networking/network-manager/default.nix
+++ b/pkgs/tools/networking/network-manager/default.nix
@@ -45,7 +45,7 @@ stdenv.mkDerivation rec {
   ];
 
   buildInputs = [ wirelesstools udev libnl libuuid polkit ppp libndp
-                  xz bluez5 gobjectIntrospection modemmanager readline newt libsoup ];
+                  xz bluez5 dnsmasq gobjectIntrospection modemmanager readline newt libsoup ];
 
   propagatedBuildInputs = [ dbus_glib gnutls libgcrypt ];