diff --git a/atom/renderer/renderer_client_base.cc b/atom/renderer/renderer_client_base.cc
index f28099931f30..81bf0efd5377 100644
--- a/atom/renderer/renderer_client_base.cc
+++ b/atom/renderer/renderer_client_base.cc
@@ -113,6 +113,10 @@ void RendererClientBase::RenderThreadStarted() {
     blink::SchemeRegistry::RegisterURLSchemeAsSecure(
         WTF::String::FromUTF8(scheme.data(), scheme.length()));
 
+  // Allow file scheme to handle service worker by default.
+  // FIXME(zcbenz): Can this be moved elsewhere?
+  blink::WebSecurityPolicy::RegisterURLSchemeAsAllowingServiceWorkers("file");
+
   preferences_manager_.reset(new PreferencesManager);
 
 #if defined(OS_WIN)
@@ -145,10 +149,6 @@ void RendererClientBase::RenderFrameCreated(
   new ContentSettingsObserver(render_frame);
   new printing::PrintWebViewHelper(render_frame);
 
-  // Allow file scheme to handle service worker by default.
-  // FIXME(zcbenz): Can this be moved elsewhere?
-  blink::WebSecurityPolicy::RegisterURLSchemeAsAllowingServiceWorkers("file");
-
   // This is required for widevine plugin detection provided during runtime.
   blink::ResetPluginCache();