diff --git a/modules/config/nsswitch.nix b/modules/config/nsswitch.nix
index 7e989c163e..7e29e427cd 100644
--- a/modules/config/nsswitch.nix
+++ b/modules/config/nsswitch.nix
@@ -28,6 +28,7 @@ let
   };
 
   inherit (config.services.avahi) nssmdns;
+  inherit (config.services.samba) nsswins;
 
 in
 
@@ -43,7 +44,7 @@ in
             passwd:    files ldap
             group:     files ldap
             shadow:    files ldap
-            hosts:     files ${optionalString nssmdns "mdns_minimal [NOTFOUND=return]"} dns ${optionalString nssmdns "mdns"} myhostname
+            hosts:     files ${optionalString nssmdns "mdns_minimal [NOTFOUND=return]"} dns ${optionalString nssmdns "mdns"} ${optionalString nsswins "wins"} myhostname
             networks:  files dns
             ethers:    files
             services:  files
diff --git a/modules/services/network-filesystems/samba.nix b/modules/services/network-filesystems/samba.nix
index 518142ba97..779f919651 100644
--- a/modules/services/network-filesystems/samba.nix
+++ b/modules/services/network-filesystems/samba.nix
@@ -170,6 +170,15 @@ in
         example = "share";
       };
 
+      nsswins = mkOption {
+        default = true; # FIXME: just for debug
+        description = ''
+          Whether to enable the WINS NSS (Name Service Switch) plug-in.
+          Enabling it allows applications to resolve NetBIOS names (a.k.a.
+          Windows machine names) by transparently querying the winbindd daemon.
+        '';
+      };
+
     };
 
   };
@@ -196,6 +205,8 @@ in
 
         users.extraGroups.smbguest.gid = config.ids.uids.smbguest;
 
+        system.nssModules = optional cfg.nsswins samba;
+
         systemd = {
           targets.samba = {
             description = "Samba server";