diff --git a/rtengine/updater.cc b/rtengine/updater.cc
deleted file mode 100644
index b0ff8f433..000000000
--- a/rtengine/updater.cc
+++ /dev/null
@@ -1,106 +0,0 @@
-/*
- *  This file is part of RawTherapee.
- *
- *  Copyright (c) 2004-2010 Gabor Horvath <hgabor@rawtherapee.com>
- *
- *  RawTherapee is free software: you can redistribute it and/or modify
- *  it under the terms of the GNU General Public License as published by
- *  the Free Software Foundation, either version 3 of the License, or
- *  (at your option) any later version.
- * 
- *  RawTherapee is distributed in the hope that it will be useful,
- *  but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  GNU General Public License for more details.
- *
- *  You should have received a copy of the GNU General Public License
- *  along with RawTherapee.  If not, see <http://www.gnu.org/licenses/>.
- */
-#include <updater.h>
-#include <gdkmm.h>
-
-Updater::Updater () :
-    change (0),
-    ipc (NULL),
-    pl (NULL),
-    running (false)
-{
-}
-
-ProcParams* Updater::changing (int what) {
-
-    mutex.lock ();
-    change |= what;
-    return &params;
-}
-
-void Updater::changed () {
-
-    mutex.unlock ();
-    startProcessing ();
-}
-
-void Updater::clearState  () {
-
-    mutex.lock ();
-    change = 0;
-    mutex.unlock ();
-}
-
-ProcParams* Updater::getParams () {
-
-    return &params;
-}
-
-void Updater::startProcessing () {
-
-    #undef THREAD_PRIORITY_LOW
-
-    tstart.lock ();
-    if (ipc && !running) {
-        running = true;
-        tstart.unlock ();
-        Glib::Thread::create(sigc::mem_fun(*this, &Updater::process), 0, false, true, Glib::THREAD_PRIORITY_LOW);
-    }
-    else
-        tstart.unlock ();
-}
-
-void Updater::process () {
-
-    processing.lock ();
-    if (pl)
-        pl->setProcessingState (true);
-
-    int ch;
- 
-    mutex.lock ();
-    while (change && ipc) {
-        ipc->params.copy (&params);
-        ch = change;
-        change = 0;
-        mutex.unlock ();
-        if (ch<=16384)
-            ipc->update (ch);
-        mutex.lock ();
-    }    
-    mutex.unlock ();
-    tstart.lock ();
-    running = false;
-    tstart.unlock ();
-
-    if (pl)
-        pl->setProcessingState (false);
-    processing.unlock ();
-}
-
-void Updater::stop () {
-
-    if (running) {
-        change = 0;
-        processing.lock ();
-        processing.unlock ();
-        
-    }
-}
-
diff --git a/rtengine/updater.h b/rtengine/updater.h
deleted file mode 100644
index 54dbf1cd7..000000000
--- a/rtengine/updater.h
+++ /dev/null
@@ -1,57 +0,0 @@
-/*
- *  This file is part of RawTherapee.
- *
- *  Copyright (c) 2004-2010 Gabor Horvath <hgabor@rawtherapee.com>
- *
- *  RawTherapee is free software: you can redistribute it and/or modify
- *  it under the terms of the GNU General Public License as published by
- *  the Free Software Foundation, either version 3 of the License, or
- *  (at your option) any later version.
- * 
- *  RawTherapee is distributed in the hope that it will be useful,
- *  but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  GNU General Public License for more details.
- *
- *  You should have received a copy of the GNU General Public License
- *  along with RawTherapee.  If not, see <http://www.gnu.org/licenses/>.
- */
-#ifndef _UPDATER_
-#define _UPDATER_
-
-#include <procparams.h>
-#include <glibmm.h>
-#include <progresslistener.h>
-#include <improccoordinator.h>
-
-class Updater {
-
-    protected:
-        int change;
-        ProcParams params;
-        Glib::Mutex mutex;
-        Glib::Mutex tstart;
-        Glib::Mutex processing;
-        ImProcCoordinator* ipc;        
-        ProgressListener* pl;
-        bool running;
-                
-    public:
-    
-        Updater ();
-        void        setProgressListener (ProgressListener* l) { pl = l; }
-        void        setIPC              (ImProcCoordinator* ipc) { this->ipc = ipc; }
-
-        ProcParams* changing        (int what);
-        void        changed         ();
-        void        clearState      ();
-        int         getClear        ();
-        ProcParams* getParams       ();
-        int         getChange       ();
-        void        startProcessing ();
-        void        process         ();
-
-        void        stop                ();
-};
-
-#endif