diff --git a/python/mozbuild/mozbuild/mach_commands.py b/python/mozbuild/mozbuild/mach_commands.py
index 057c4b56b711..08d2c6ceb2fd 100644
--- a/python/mozbuild/mozbuild/mach_commands.py
+++ b/python/mozbuild/mozbuild/mach_commands.py
@@ -851,7 +851,9 @@ class RunProgram(MachCommandBase):
         if not background and sys.platform == 'darwin':
             args.append('-foreground')
 
-        if '-profile' not in params and '-P' not in params and not noprofile:
+        no_profile_option_given = \
+            all(p not in params for p in ['-profile', '--profile', '-P'])
+        if no_profile_option_given and not noprofile:
             path = os.path.join(self.topobjdir, 'tmp', 'scratch_user')
             if not os.path.isdir(path):
                 os.makedirs(path)
diff --git a/toolkit/xre/nsNativeAppSupportWin.cpp b/toolkit/xre/nsNativeAppSupportWin.cpp
index d8f7155ab6b3..49d758904084 100644
--- a/toolkit/xre/nsNativeAppSupportWin.cpp
+++ b/toolkit/xre/nsNativeAppSupportWin.cpp
@@ -334,8 +334,8 @@ NS_IMPL_RELEASE_INHERITED(nsNativeAppSupportWin, nsNativeAppSupportBase)
 void
 nsNativeAppSupportWin::CheckConsole() {
     for ( int i = 1; i < gArgc; i++ ) {
-        if ( strcmp( "-console", gArgv[i] ) == 0
-             ||
+        if ( strcmp( "-console", gArgv[i] ) == 0 ||
+             strcmp( "--console", gArgv[i] ) == 0 ||
              strcmp( "/console", gArgv[i] ) == 0 ) {
             // Users wants to make sure we have a console.
             // Try to allocate one.
diff --git a/webapprt/gtk/webapprt.cpp b/webapprt/gtk/webapprt.cpp
index 3ea1f41b01b1..a8487485ec92 100644
--- a/webapprt/gtk/webapprt.cpp
+++ b/webapprt/gtk/webapprt.cpp
@@ -327,10 +327,10 @@ int main(int argc, char *argv[])
 
   bool removeApp = false;
   for (int i = 1; i < argc; i++) {
-    if (!strcmp(argv[i], "-profile")) {
+    if (!strcmp(argv[i], "-profile") || !strcmp(argv[i], "--profile")) {
       isProfileOverridden = true;
     }
-    else if (!strcmp(argv[i], "-remove")) {
+    else if (!strcmp(argv[i], "-remove") || !strcmp(argv[i], "--remove")) {
       removeApp = true;
     }
   }
diff --git a/webapprt/win/webapprt.cpp b/webapprt/win/webapprt.cpp
index 9b7c404ecdd2..fe9685930699 100644
--- a/webapprt/win/webapprt.cpp
+++ b/webapprt/win/webapprt.cpp
@@ -446,7 +446,9 @@ main(int argc, char* argv[])
 
   // Check if the runtime was executed with the "-profile" argument
   for (int i = 1; i < argc; i++) {
-    if (!strcmp(argv[i], "-profile")) {
+    if (!strcmp(argv[i], "-profile") ||
+        !strcmp(argv[i], "--profile") ||
+        !strcmp(argv[i], "/profile")) {
       isProfileOverridden = true;
       break;
     }
diff --git a/widget/windows/winrt/MetroContracts.cpp b/widget/windows/winrt/MetroContracts.cpp
index 60118eda54e3..02697c0a63f1 100644
--- a/widget/windows/winrt/MetroContracts.cpp
+++ b/widget/windows/winrt/MetroContracts.cpp
@@ -103,7 +103,10 @@ FrameworkView::LaunchActivated(ComPtr<ILaunchActivatedEventArgs>& aArgs, bool aS
   int argc;
   unsigned int length;
   LPWSTR* argv = CommandLineToArgvW(data.GetRawBuffer(&length), &argc);
-  if (aStartup && argc == 2 && !wcsicmp(argv[0], L"-url")) {
+  if (aStartup && argc == 2 &&
+      (!wcsicmp(argv[0], L"-url") ||
+       !wcsicmp(argv[0], L"--url") ||
+       !wcsicmp(argv[0], L"/url"))) {
     WindowsCreateString(argv[1], wcslen(argv[1]), &sActivationURI);
   } else {
     // Some other command line or this is not a startup.