--- a/toolkit/components/telemetry/TelemetrySend.jsm
+++ b/toolkit/components/telemetry/TelemetrySend.jsm
@@ -1289,11 +1289,12 @@ var TelemetrySendImpl = {
                                                     : "pingsender";
 
     let exe = Services.dirsvc.get("GreBinD", Ci.nsIFile);
     exe.append(exeName);
 
     let process = Cc["@mozilla.org/process/util;1"]
                   .createInstance(Ci.nsIProcess);
     process.init(exe);
+    process.startHidden = true;
     process.run(/* blocking */ false, [url, pingPath], 2);
   },
 };

--- a/toolkit/components/telemetry/pingsender/pingsender_win.cpp
+++ b/toolkit/components/telemetry/pingsender/pingsender_win.cpp
@@ -3,18 +3,16 @@
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 #include <string>
 
 #include <windows.h>
 #include <wininet.h>
 
-#pragma comment(linker, "/SUBSYSTEM:windows /ENTRY:mainCRTStartup")
-
 namespace PingSender {
 
 using std::string;
 
 /**
  * A helper to automatically close internet handles when they go out of scope
  */
 class ScopedHInternet {