diff -dupr a/src/chrome/browser/first_run.cc b/src/chrome/browser/first_run.cc
--- a/src/chrome/browser/first_run/first_run_gtk.cc	2010-03-10 10:21:33.000000000 -0700
+++ b/src/chrome/browser/first_run/first_run_gtk.cc	2010-03-10 13:08:12.000000000 -0700
@@ -63,7 +63,6 @@
 FilePath FirstRun::MasterPrefsPath() {
   // The standard location of the master prefs is next to the chrome binary.
   FilePath master_prefs;
-  if (!PathService::Get(base::DIR_EXE, &master_prefs))
-    return FilePath();
+  master_prefs = FilePath("/etc/chromium");
   return master_prefs.AppendASCII(installer::kDefaultMasterPrefs);
 }