diff --git a/atom/app/atom_main_delegate.cc b/atom/app/atom_main_delegate.cc
index 40be88a55ab..b3b5b8f2a8f 100644
--- a/atom/app/atom_main_delegate.cc
+++ b/atom/app/atom_main_delegate.cc
@@ -131,8 +131,6 @@ void AtomMainDelegate::PreSandboxStartup() {
   brightray::MainDelegate::PreSandboxStartup();
 
   auto* command_line = base::CommandLine::ForCurrentProcess();
-  std::string process_type =
-      command_line->GetSwitchValueASCII(::switches::kProcessType);
 
   // Only append arguments for browser process.
   if (!IsBrowserProcess(command_line))