diff --git a/lib/build-vms.nix b/lib/build-vms.nix
index 7032489253b9..8a51a23bc4ca 100644
--- a/lib/build-vms.nix
+++ b/lib/build-vms.nix
@@ -1,5 +1,6 @@
-{ nixos ? /etc/nixos/nixos
+{ nixos ? ./..
 , nixpkgs ? /etc/nixos/nixpkgs
+, services ? /etc/nixos/services
 }:
 
 let pkgs = import nixpkgs { config = {}; }; in
@@ -54,7 +55,7 @@ rec {
     nodes: configuration:
 
     import "${nixos}/lib/eval-config.nix" {
-      inherit nixpkgs;
+      inherit nixpkgs services;
       modules = [ configuration ];
       extraArgs = { inherit nodes; };
       /* !!! bug in the module/option handling: this ignores the
@@ -175,6 +176,9 @@ rec {
       echo "making report..."
       ensureDir $out/coverage
       ${pkgs.lcov}/bin/genhtml --show-details $TMPDIR/out.info -o $out/coverage
+
+      ensureDir $out/nix-support
+      echo "report coverage $out/coverage" >> $out/nix-support/hydra-build-products
     ''; # */
     
 }
diff --git a/lib/eval-config.nix b/lib/eval-config.nix
index dd23867ef0d4..2eb0435d24da 100644
--- a/lib/eval-config.nix
+++ b/lib/eval-config.nix
@@ -4,6 +4,7 @@
 
 { system ? builtins.currentSystem
 , nixpkgs ? import ./from-env.nix "NIXPKGS" /etc/nixos/nixpkgs
+, services ? /etc/nixos/services
 , pkgs ? null
 , baseModules ? import ../modules/module-list.nix
 , extraArgs ? {}
@@ -28,6 +29,7 @@ rec {
   extraArgs = extraArgs_ // {
     inherit pkgs optionDeclarations;
     modulesPath = ../modules;
+    servicesPath = services;
   };
 
   # Import Nixpkgs, allowing the NixOS option nixpkgs.config to
@@ -46,7 +48,7 @@ rec {
       inherit system;
       config =
         (import ./eval-config.nix {
-          inherit system nixpkgs extraArgs modules;
+          inherit system nixpkgs services extraArgs modules;
           # For efficiency, leave out most NixOS modules; they don't
           # define nixpkgs.config, so it's pointless to evaluate them.
           baseModules = [ ../modules/misc/nixpkgs.nix ];
diff --git a/modules/services/web-servers/apache-httpd/default.nix b/modules/services/web-servers/apache-httpd/default.nix
index 200d8cc576d1..57d32209d26e 100644
--- a/modules/services/web-servers/apache-httpd/default.nix
+++ b/modules/services/web-servers/apache-httpd/default.nix
@@ -1,4 +1,4 @@
-{pkgs, config, ...}:
+{ config, pkgs, servicesPath, ... }:
 
 with pkgs.lib;
 
@@ -70,7 +70,7 @@ let
           startupScript = "";
           options = {};
         };
-        res = defaults // svcFunction {inherit config pkgs serverInfo;};
+        res = defaults // svcFunction {inherit config pkgs serverInfo servicesPath;};
       in res;
     in map f defs;
 
diff --git a/modules/services/web-servers/apache-httpd/subversion.nix b/modules/services/web-servers/apache-httpd/subversion.nix
index 5996acd69fab..d22b2b580d41 100644
--- a/modules/services/web-servers/apache-httpd/subversion.nix
+++ b/modules/services/web-servers/apache-httpd/subversion.nix
@@ -1,4 +1,4 @@
-{config, pkgs, serverInfo}:
+{ config, pkgs, serverInfo, servicesPath, ... }:
 
 let
 
@@ -31,7 +31,7 @@ let
   # Build the maintenance scripts and commit hooks.
   scripts = substituteInAll {
     name = "svn-server-scripts";
-    src = pkgs.lib.cleanSource ../../../../services/subversion/src/scripts;
+    src = pkgs.lib.cleanSource "${servicesPath}/subversion/src/scripts";
 
     # The variables to substitute:
     
@@ -75,7 +75,7 @@ let
 
   
   # Build our custom authentication modules.
-  authModules = import ../../../../services/subversion/src/auth {
+  authModules = import "${servicesPath}/subversion/src/auth" {
     inherit (pkgs) stdenv apacheHttpd;
   };
 
@@ -115,7 +115,7 @@ let
 
 
   # Build ViewVC.
-  viewvc = import ../../../../services/subversion/src/viewvc {
+  viewvc = import "${servicesPath}/subversion/src/viewvc" {
     inherit (pkgs) fetchurl stdenv python enscript;
     inherit urlPrefix reposDir adminAddr subversion;
   };
@@ -149,7 +149,7 @@ let
 
 
   # Build WebSVN.
-  websvn = import ../../../../services/subversion/src/websvn {
+  websvn = import "${servicesPath}/subversion/src/websvn" {
     inherit (pkgs) fetchurl stdenv writeText enscript gnused diffutils;
     inherit urlPrefix reposDir subversion;
     cacheDir = tmpDir;
@@ -232,7 +232,7 @@ let
 
   staticFiles = substituteInSome {
     name = "svn-static-files";
-    src = pkgs.lib.cleanSource ../../../../services/subversion/root;
+    src = pkgs.lib.cleanSource "${servicesPath}/subversion/root";
     files = ["xsl/svnindex.xsl"];
     inherit urlPrefix;
   };
diff --git a/modules/services/web-servers/apache-httpd/tomcat-connector.nix b/modules/services/web-servers/apache-httpd/tomcat-connector.nix
index f7662c9513f2..00cca42c6e01 100644
--- a/modules/services/web-servers/apache-httpd/tomcat-connector.nix
+++ b/modules/services/web-servers/apache-httpd/tomcat-connector.nix
@@ -1,4 +1,4 @@
-{config, pkgs, serverInfo}:
+{ config, pkgs, serverInfo, ... }:
 
 let
   workersProperties = pkgs.writeText "workers.properties" ''
diff --git a/modules/services/web-servers/apache-httpd/trac.nix b/modules/services/web-servers/apache-httpd/trac.nix
index b50cd2aff7ea..ab27b385cb4a 100644
--- a/modules/services/web-servers/apache-httpd/trac.nix
+++ b/modules/services/web-servers/apache-httpd/trac.nix
@@ -1,4 +1,4 @@
-{config, pkgs, serverInfo}:
+{ config, pkgs, serverInfo, ... }:
 
 let
   inherit (pkgs.lib) mkOption;
diff --git a/modules/services/web-servers/apache-httpd/twiki.nix b/modules/services/web-servers/apache-httpd/twiki.nix
index 7e524144e64f..e55197ade67e 100644
--- a/modules/services/web-servers/apache-httpd/twiki.nix
+++ b/modules/services/web-servers/apache-httpd/twiki.nix
@@ -1,4 +1,4 @@
-{config, pkgs, serverInfo}:
+{ config, pkgs, serverInfo, ... }:
 
 let
 
diff --git a/modules/services/web-servers/apache-httpd/zabbix.nix b/modules/services/web-servers/apache-httpd/zabbix.nix
index de597f6c4da4..2d9a80f69ede 100644
--- a/modules/services/web-servers/apache-httpd/zabbix.nix
+++ b/modules/services/web-servers/apache-httpd/zabbix.nix
@@ -1,4 +1,4 @@
-{config, pkgs, serverInfo}:
+{ config, pkgs, serverInfo, ... }:
 
 let
 
diff --git a/release.nix b/release.nix
index abf1ed956698..f2dd8e8bcbec 100644
--- a/release.nix
+++ b/release.nix
@@ -96,6 +96,14 @@ let
       module = ./modules/installer/cd-dvd/installation-cd-graphical.nix;
       description = "graphical";
     };
+
+
+    tests.subversion =
+      { services ? ../services }:
+
+      (import ./tests/subversion.nix {
+        inherit nixpkgs services;
+      }).report;
     
 
   };
diff --git a/tests/subversion.nix b/tests/subversion.nix
index 024d1fc36517..c55c3b5ea2cc 100644
--- a/tests/subversion.nix
+++ b/tests/subversion.nix
@@ -1,4 +1,9 @@
-with import ../lib/build-vms.nix {};
+{ nixos ? ./..
+, nixpkgs ? /etc/nixos/nixpkgs
+, services ? /etc/nixos/services
+}:
+
+with import ../lib/build-vms.nix { inherit nixos nixpkgs services; };
 
 let