diff --git a/modules/module-list.nix b/modules/module-list.nix
index 8c22e92b6ad..8e12fd14129 100644
--- a/modules/module-list.nix
+++ b/modules/module-list.nix
@@ -29,7 +29,7 @@
   ./programs/bash/bash.nix
   ./programs/blcr.nix
   ./programs/info.nix
-  ./programs/pwdutils/pwdutils.nix
+  ./programs/shadow.nix
   ./programs/ssh.nix
   ./programs/ssmtp.nix
   ./rename.nix
diff --git a/modules/programs/pwdutils/login.defs b/modules/programs/pwdutils/login.defs
deleted file mode 100644
index 9d789fe7805..00000000000
--- a/modules/programs/pwdutils/login.defs
+++ /dev/null
@@ -1,18 +0,0 @@
-DEFAULT_HOME            yes
-
-SYS_UID_MIN               100
-SYS_UID_MAX               499
-UID_MIN                  1000
-UID_MAX                 29999
-
-SYS_GID_MIN               100
-SYS_GID_MAX               499
-GID_MIN                  1000
-GID_MAX                 29999
-
-TTYGROUP  tty
-TTYPERM   0620
-
-# Uncomment this to allow non-root users to change their account
-#information.  This should be made configurable.
-#CHFN_RESTRICT frwh
diff --git a/modules/programs/pwdutils/pwdutils.nix b/modules/programs/shadow.nix
similarity index 80%
rename from modules/programs/pwdutils/pwdutils.nix
rename to modules/programs/shadow.nix
index cb77a0e4346..711156918df 100644
--- a/modules/programs/pwdutils/pwdutils.nix
+++ b/modules/programs/shadow.nix
@@ -4,6 +4,28 @@
 
 let
 
+  loginDefs =
+    ''
+      DEFAULT_HOME yes
+
+      SYS_UID_MIN  100
+      SYS_UID_MAX  499
+      UID_MIN      1000
+      UID_MAX      29999
+
+      SYS_GID_MIN  100
+      SYS_GID_MAX  499
+      GID_MIN      1000
+      GID_MAX      29999
+
+      TTYGROUP     tty
+      TTYPERM      0620
+
+      # Uncomment this to allow non-root users to change their account
+      #information.  This should be made configurable.
+      #CHFN_RESTRICT frwh
+    '';
+
 in
 
 {
@@ -35,7 +57,7 @@ in
     environment.etc =
       [ { # /etc/login.defs: global configuration for pwdutils.  You
           # cannot login without it! 
-          source = ./login.defs;
+          source = pkgs.writeText "login.defs" loginDefs;
           target = "login.defs";
         }