diff --git a/toolkit/components/remote/nsDBusRemoteClient.h b/toolkit/components/remote/nsDBusRemoteClient.h
--- a/toolkit/components/remote/nsDBusRemoteClient.h
+++ b/toolkit/components/remote/nsDBusRemoteClient.h
@@ -29,10 +29,10 @@
   void Shutdown();
 
  private:
   bool GetRemoteDestinationName(const char* aProgram, const char* aProfile,
                                 nsCString& aDestinationName);
-  nsresult DoSendDBusCommandLine(const char* aProgram, const char* aProfile,
-                                 const char* aBuffer, int aLength);
+  nsresult DoSendDBusCommandLine(const char* aProfile, const char* aBuffer,
+                                 int aLength);
 };
 
 #endif  // DBusRemoteClient_h__
diff --git a/toolkit/components/remote/nsDBusRemoteClient.cpp b/toolkit/components/remote/nsDBusRemoteClient.cpp
--- a/toolkit/components/remote/nsDBusRemoteClient.cpp
+++ b/toolkit/components/remote/nsDBusRemoteClient.cpp
@@ -6,10 +6,11 @@
  * 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 "nsDBusRemoteClient.h"
 #include "RemoteUtils.h"
+#include "nsAppRunner.h"
 #include "mozilla/XREAppData.h"
 #include "mozilla/Logging.h"
 #include "mozilla/Base64.h"
 #include "nsPrintfCString.h"
 #include "mozilla/GUniquePtr.h"
@@ -36,11 +37,11 @@
 }
 
 nsresult nsDBusRemoteClient::SendCommandLine(
     const char* aProgram, const char* aProfile, int32_t argc, char** argv,
     const char* aStartupToken, char** aResponse, bool* aWindowFound) {
-  NS_ENSURE_TRUE(aProgram, NS_ERROR_INVALID_ARG);
+  NS_ENSURE_TRUE(aProfile, NS_ERROR_INVALID_ARG);
 
   LOG("nsDBusRemoteClient::SendCommandLine");
 
   int commandLineLength;
   char* commandLine =
@@ -48,12 +49,11 @@
   if (!commandLine) {
     LOG("  failed to create command line");
     return NS_ERROR_FAILURE;
   }
 
-  nsresult rv =
-      DoSendDBusCommandLine(aProgram, aProfile, commandLine, commandLineLength);
+  nsresult rv = DoSendDBusCommandLine(aProfile, commandLine, commandLineLength);
   free(commandLine);
 
   *aWindowFound = NS_SUCCEEDED(rv);
 
   LOG("DoSendDBusCommandLine %s", NS_SUCCEEDED(rv) ? "OK" : "FAILED");
@@ -97,18 +97,17 @@
   }
 
   return true;
 }
 
-nsresult nsDBusRemoteClient::DoSendDBusCommandLine(const char* aProgram,
-                                                   const char* aProfile,
+nsresult nsDBusRemoteClient::DoSendDBusCommandLine(const char* aProfile,
                                                    const char* aBuffer,
                                                    int aLength) {
   LOG("nsDBusRemoteClient::DoSendDBusCommandLine()");
 
-  nsAutoCString appName(aProgram);
-  mozilla::XREAppData::SanitizeNameForDBus(appName);
+  nsAutoCString appName;
+  gAppData->GetDBusAppName(appName);
 
   nsAutoCString destinationName;
   if (!GetRemoteDestinationName(appName.get(), aProfile, destinationName)) {
     LOG("  failed to get remote destination name");
     return NS_ERROR_FAILURE;
diff --git a/toolkit/components/remote/nsDBusRemoteServer.cpp b/toolkit/components/remote/nsDBusRemoteServer.cpp
--- a/toolkit/components/remote/nsDBusRemoteServer.cpp
+++ b/toolkit/components/remote/nsDBusRemoteServer.cpp
@@ -6,10 +6,11 @@
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 #include "nsDBusRemoteServer.h"
 
 #include "nsCOMPtr.h"
+#include "nsAppRunner.h"
 #include "mozilla/XREAppData.h"
 #include "mozilla/Base64.h"
 #include "mozilla/ScopeExit.h"
 #include "mozilla/GUniquePtr.h"
 #include "MainThreadUtils.h"
@@ -186,17 +187,18 @@
 
 nsresult nsDBusRemoteServer::Startup(const char* aAppName,
                                      const char* aProfileName) {
   MOZ_DIAGNOSTIC_ASSERT(!mDBusID);
 
-  // Don't even try to start without any application/profile name
-  if (!aAppName || aAppName[0] == '\0' || !aProfileName ||
-      aProfileName[0] == '\0')
-    return NS_ERROR_INVALID_ARG;
+  // Don't even try to start without any profile name
+  if (!aProfileName || aProfileName[0] == '\0') return NS_ERROR_INVALID_ARG;
 
-  mAppName = aAppName;
-  mozilla::XREAppData::SanitizeNameForDBus(mAppName);
+  // aAppName is remoting name which can be something like org.mozilla.appname
+  // or so.
+  // For DBus service we rather use general application DBus identifier
+  // which is shared by all DBus services.
+  gAppData->GetDBusAppName(mAppName);
 
   nsAutoCString profileName;
   MOZ_TRY(
       mozilla::Base64Encode(aProfileName, strlen(aProfileName), profileName));