diff --git a/pkgs/desktops/gnome-3/core/tracker/default.nix b/pkgs/desktops/gnome-3/core/tracker/default.nix
index 4b450c174772..36199c3818c4 100644
--- a/pkgs/desktops/gnome-3/core/tracker/default.nix
+++ b/pkgs/desktops/gnome-3/core/tracker/default.nix
@@ -30,8 +30,8 @@ in stdenv.mkDerivation rec {
   LC_ALL = "en_US.UTF-8";
 
   mesonFlags = [
-    "-Ddbus_services=share/dbus-1/services"
-    "-Dsystemd_user_services=lib/systemd/user"
+    "-Ddbus_services=${placeholder ''out''}/share/dbus-1/services"
+    "-Dsystemd_user_services=${placeholder ''out''}/lib/systemd/user"
     # TODO: figure out wrapping unit tests, some of them fail on missing gsettings-desktop-schemas
     "-Dfunctional_tests=false"
     "-Ddocs=true"
@@ -40,7 +40,7 @@ in stdenv.mkDerivation rec {
   patches = [
     (substituteAll {
       src = ./fix-paths.patch;
-      glib_dev = glib.dev;
+      gdbus = "${glib.bin}/bin/gdbus";
     })
   ];
 
diff --git a/pkgs/desktops/gnome-3/core/tracker/fix-paths.patch b/pkgs/desktops/gnome-3/core/tracker/fix-paths.patch
index 2108afcab337..f5c13c3fcdaf 100644
--- a/pkgs/desktops/gnome-3/core/tracker/fix-paths.patch
+++ b/pkgs/desktops/gnome-3/core/tracker/fix-paths.patch
@@ -5,7 +5,7 @@
  Name=Tracker Store
  Comment=Metadata database store and lookup manager
 -Exec=gdbus call -e -d org.freedesktop.DBus -o /org/freedesktop/DBus -m org.freedesktop.DBus.StartServiceByName org.freedesktop.Tracker1 0
-+Exec=@glib_dev@/bin/gdbus call -e -d org.freedesktop.DBus -o /org/freedesktop/DBus -m org.freedesktop.DBus.StartServiceByName org.freedesktop.Tracker1 0
++Exec=@gdbus@ call -e -d org.freedesktop.DBus -o /org/freedesktop/DBus -m org.freedesktop.DBus.StartServiceByName org.freedesktop.Tracker1 0
  Terminal=false
  Type=Application
  Categories=Utility;