diff --git a/tests/driver-hw.nix b/tests/driver-hw.nix
index c39bafe..123fe0e 100644
--- a/tests/driver-hw.nix
+++ b/tests/driver-hw.nix
@@ -38,11 +38,14 @@ let
     ''run_genode_until {child "init" exited with exit value 0} 120'';
 
   mkTest = { name ? "unamed", testScript ? defaultScript, testConfig
-    , testInputs ? [ ], testEnv ? { }, qemuArgs ? [ ], ... }@t:
+    , testInputs ? [ ], testEnv ? { }, extraPaths ? [ ], qemuArgs ? [ ], ...
+    }@t:
     let
       storeTarball = buildPackages.runCommand "store" { } ''
         mkdir -p $out
-        tar cf "$out/store.tar" --absolute-names ${toString testInputs}
+        tar cf "$out/store.tar" --absolute-names ${toString testInputs} ${
+          toString extraPaths
+        }
       '';
       storeManifest = lib.mergeManifests (map addManifest testInputs);
       manifest = lib.mergeManifests (map addManifest
diff --git a/tests/driver-nova.nix b/tests/driver-nova.nix
index 77fc875..d2c7f03 100644
--- a/tests/driver-nova.nix
+++ b/tests/driver-nova.nix
@@ -38,11 +38,14 @@ let
     ''run_genode_until {child "init" exited with exit value 0} 120'';
 
   mkTest = { name ? "unamed", testScript ? defaultScript, testConfig
-    , testInputs ? [ ], testEnv ? { }, qemuArgs ? [ ], ... }@t:
+    , testInputs ? [ ], testEnv ? { }, extraPaths ? [ ], qemuArgs ? [ ], ...
+    }@t:
     let
       storeTarball = buildPackages.runCommand "store" { } ''
         mkdir -p $out
-        tar cf "$out/store.tar" --absolute-names ${toString testInputs}
+        tar cf "$out/store.tar" --absolute-names ${toString testInputs} ${
+          toString extraPaths
+        }
       '';
       storeManifest = lib.mergeManifests (map addManifest testInputs);
       manifest = lib.mergeManifests (map addManifest
diff --git a/tests/test-wrapper.dhall b/tests/test-wrapper.dhall
index 1421ded..aa16440 100644
--- a/tests/test-wrapper.dhall
+++ b/tests/test-wrapper.dhall
@@ -29,7 +29,10 @@ let Manifest/toRoutes =
                   }
               , route =
                   Init.Route.Type.Child
-                    { name = "store_rom", label = Some entry.mapValue }
+                    { name = "store_rom"
+                    , label = Some entry.mapValue
+                    , diag = None Bool
+                    }
               }
           )
           ( Prelude.List.concat
@@ -37,6 +40,18 @@ let Manifest/toRoutes =
               (Prelude.Map.values Text (Prelude.Map.Type Text Text) manifest)
           )
 
+let parentROMs =
+      Prelude.List.map
+        Text
+        Init.ServiceRoute.Type
+        (   λ(label : Text)
+          → { service =
+                { name = "ROM", label = Init.LabelSelector.Type.Last label }
+            , route =
+                Init.Route.Type.Parent { label = Some label, diag = None Bool }
+            }
+        )
+
 let wrapHarness
     : Children → Manifest/Type → Child.Type
     =   λ(children : Children)
@@ -58,7 +73,18 @@ let wrapHarness
                 , Init.ServiceRoute.parent "VM"
                 , Init.ServiceRoute.child "Timer" "timer"
                 , Init.ServiceRoute.child "Rtc" "rtc"
+                , Init.ServiceRoute.child "File_system" "store_fs"
                 ]
+              # parentROMs
+                  [ "ld.lib.so"
+                  , "init"
+                  , "platform_info"
+                  , "core_log"
+                  , "kernel_log"
+                  , "vfs"
+                  , "libvfs.so"
+                  , "cached_fs_rom"
+                  ]
               # Manifest/toRoutes manifest
           }