diff --git a/src/plugins/qt4projectmanager/qt-maemo/maemodebugsupport.cpp b/src/plugins/qt4projectmanager/qt-maemo/maemodebugsupport.cpp
index 2e79c25c13e..1de02e050e1 100644
--- a/src/plugins/qt4projectmanager/qt-maemo/maemodebugsupport.cpp
+++ b/src/plugins/qt4projectmanager/qt-maemo/maemodebugsupport.cpp
@@ -81,10 +81,10 @@ RunControl *MaemoDebugSupport::createDebugRunControl(MaemoRunConfiguration *runC
         if (runConfig->useRemoteGdb()) {
             params.startMode = StartRemoteGdb;
             params.executable = runConfig->remoteExecutableFilePath();
-            params.debuggerCommand
-                = MaemoGlobal::remoteCommandPrefix(runConfig->remoteExecutableFilePath())
-                    + MaemoGlobal::remoteEnvironment(runConfig->userEnvironmentChanges())
-                    + QLatin1String(" /usr/bin/gdb");
+            params.debuggerCommand = MaemoGlobal::remoteCommandPrefix(runConfig->deviceConfig()->osVersion(),
+                runConfig->remoteExecutableFilePath())
+                + MaemoGlobal::remoteEnvironment(runConfig->userEnvironmentChanges())
+                + QLatin1String(" /usr/bin/gdb");
             params.connParams = devConf->sshParameters();
             params.localMountDir = runConfig->localDirToMountForRemoteGdb();
             params.remoteMountPoint
@@ -289,7 +289,8 @@ void MaemoDebugSupport::startDebugging()
                 SLOT(handleRemoteProcessStarted()));
         }
         const QString &remoteExe = m_runner->remoteExecutable();
-        const QString cmdPrefix = MaemoGlobal::remoteCommandPrefix(remoteExe);
+        const QString cmdPrefix = MaemoGlobal::remoteCommandPrefix(m_deviceConfig->osVersion(),
+            remoteExe);
         const QString env = MaemoGlobal::remoteEnvironment(m_userEnvChanges);
         QString args = m_runner->arguments();
         if (m_debuggingType != MaemoRunConfiguration::DebugCppOnly) {
diff --git a/src/plugins/qt4projectmanager/qt-maemo/maemoglobal.cpp b/src/plugins/qt4projectmanager/qt-maemo/maemoglobal.cpp
index 2cfbfba9995..4e076385971 100644
--- a/src/plugins/qt4projectmanager/qt-maemo/maemoglobal.cpp
+++ b/src/plugins/qt4projectmanager/qt-maemo/maemoglobal.cpp
@@ -113,10 +113,14 @@ QString MaemoGlobal::remoteSudo()
     return QLatin1String("/usr/lib/mad-developer/devrootsh");
 }
 
-QString MaemoGlobal::remoteCommandPrefix(const QString &commandFilePath)
+QString MaemoGlobal::remoteCommandPrefix(MaemoVersion maemoVersion,
+    const QString &commandFilePath)
 {
-    return QString::fromLocal8Bit("%1 chmod a+x %2; %3; ")
+    QString prefix = QString::fromLocal8Bit("%1 chmod a+x %2; %3; ")
         .arg(remoteSudo(), commandFilePath, remoteSourceProfilesCommand());
+    if (maemoVersion != Maemo5 && maemoVersion != Maemo6)
+        prefix += QLatin1String("DISPLAY=:0.0 ");
+    return prefix;
 }
 
 QString MaemoGlobal::remoteSourceProfilesCommand()
diff --git a/src/plugins/qt4projectmanager/qt-maemo/maemoglobal.h b/src/plugins/qt4projectmanager/qt-maemo/maemoglobal.h
index 0daac02695f..c12beefd7b4 100644
--- a/src/plugins/qt4projectmanager/qt-maemo/maemoglobal.h
+++ b/src/plugins/qt4projectmanager/qt-maemo/maemoglobal.h
@@ -79,7 +79,8 @@ public:
 
     static QString homeDirOnDevice(const QString &uname);
     static QString remoteSudo();
-    static QString remoteCommandPrefix(const QString &commandFilePath);
+    static QString remoteCommandPrefix(MaemoVersion maemoVersion,
+        const QString &commandFilePath);
     static QString remoteEnvironment(const QList<Utils::EnvironmentItem> &list);
     static QString remoteSourceProfilesCommand();
     static QString failedToConnectToServerMessage(const QSharedPointer<Utils::SshConnection> &connection,
diff --git a/src/plugins/qt4projectmanager/qt-maemo/maemoruncontrol.cpp b/src/plugins/qt4projectmanager/qt-maemo/maemoruncontrol.cpp
index 9f3512e673c..9910380c070 100644
--- a/src/plugins/qt4projectmanager/qt-maemo/maemoruncontrol.cpp
+++ b/src/plugins/qt4projectmanager/qt-maemo/maemoruncontrol.cpp
@@ -102,7 +102,8 @@ void MaemoRunControl::startExecution()
 {
     appendMessage(tr("Starting remote process ..."), NormalMessageFormat);
     m_runner->startExecution(QString::fromLocal8Bit("%1 %2 %3 %4")
-        .arg(MaemoGlobal::remoteCommandPrefix(m_runner->remoteExecutable()))
+        .arg(MaemoGlobal::remoteCommandPrefix(m_runner->devConfig()->osVersion(),
+            m_runner->remoteExecutable()))
         .arg(MaemoGlobal::remoteEnvironment(m_runner->userEnvChanges()))
         .arg(m_runner->remoteExecutable())
         .arg(m_runner->arguments()).toUtf8());
diff --git a/src/plugins/qt4projectmanager/qt-maemo/maemosshrunner.h b/src/plugins/qt4projectmanager/qt-maemo/maemosshrunner.h
index edf436be95e..3c5708b72ca 100644
--- a/src/plugins/qt4projectmanager/qt-maemo/maemosshrunner.h
+++ b/src/plugins/qt4projectmanager/qt-maemo/maemosshrunner.h
@@ -74,6 +74,7 @@ public:
     QString remoteExecutable() const { return m_remoteExecutable; }
     QString arguments() const { return m_appArguments; }
     QList<Utils::EnvironmentItem> userEnvChanges() const { return m_userEnvChanges; }
+    const QSharedPointer<const MaemoDeviceConfig> devConfig() const { return m_devConfig; }
 
     static const qint64 InvalidExitCode;