diff --git a/modules/services/web-servers/apache-httpd/zabbix.nix b/modules/services/web-servers/apache-httpd/zabbix.nix
index 6191d63584a..b485279b371 100644
--- a/modules/services/web-servers/apache-httpd/zabbix.nix
+++ b/modules/services/web-servers/apache-httpd/zabbix.nix
@@ -11,10 +11,11 @@ let
   # we could generate zabbix.conf.php declaratively.
   zabbixPHP = pkgs.runCommand "${pkgs.zabbix.server.name}-php" {}
     ''
-      cp -rs ${pkgs.zabbix.server}/share/zabbix/php $out
+      cp -rs ${pkgs.zabbix.server}/share/zabbix/php "$out"
       chmod -R u+w $out
-      #rm -rf $out/conf
-      ln -s ${config.stateDir}/zabbix.conf.php $out/conf/zabbix.conf.php
+      ln -s "${if config.configFile == null
+               then "${config.stateDir}/zabbix.conf.php"
+               else config.configFile}" "$out/conf/zabbix.conf.php"
     '';
 
 in
@@ -57,6 +58,16 @@ in
       ";
     };
 
+    configFile = pkgs.lib.mkOption {
+      default = null;
+      type = with pkgs.lib.types; nullOr path;
+      description = ''
+        The configuration file (zabbix.conf.php) which contains the database
+        connection settings. If not set, the configuration settings will created
+        by the web installer.
+      '';
+    };
+
     stateDir = pkgs.lib.mkOption {
       default = "/var/lib/zabbix/frontend";
       description = "