diff --git a/modules/gui/qt4/components/controller.cpp b/modules/gui/qt4/components/controller.cpp
index c6aeacc3a63b96b578942850c9b085a305b84f4e..774a3c724d5dbc0e710cd11fecf4158385cce3a1 100644
--- a/modules/gui/qt4/components/controller.cpp
+++ b/modules/gui/qt4/components/controller.cpp
@@ -1065,7 +1065,7 @@ static int FullscreenControllerWidgetFullscreenChanged( vlc_object_t *vlc_object
 
     vout_thread_t *p_vout = (vout_thread_t *) vlc_object;
 
-    msg_Dbg( p_vout, "Qt4: Fullscreen state changed" );
+    msg_Dbg( p_vout, "Qt: Fullscreen state changed" );
     FullscreenControllerWidget *p_fs = (FullscreenControllerWidget *)data;
 
     p_fs->fullscreenChanged( p_vout, new_val.b_bool, var_GetInteger( p_vout, "mouse-hide-timeout" ) );
diff --git a/modules/gui/qt4/dialogs/help.cpp b/modules/gui/qt4/dialogs/help.cpp
index 78b03e2f95b1bb5286e5c52c98513edbc25859dd..903160ae2852da45cc0445b3d3f8a4385807d036 100644
--- a/modules/gui/qt4/dialogs/help.cpp
+++ b/modules/gui/qt4/dialogs/help.cpp
@@ -114,7 +114,7 @@ AboutDialog::AboutDialog( intf_thread_t *_p_intf)
             + qfu( VLC_CompileBy() )+ " on " + qfu( VLC_CompileHost() ) +
             + " ("__DATE__" "__TIME__").\n"
             + qtr( "Compiler: " ) + qfu( VLC_Compiler() ) + ".\n"
-            + qtr( "You are using the Qt4 Interface.\n\n" )
+            + qtr( "You are using the Qt Interface.\n\n" )
             + qtr( "Copyright (C) " ) + COPYRIGHT_YEARS
             + qtr( " by the VideoLAN Team.\n" )
             + "http://www.videolan.org" );
diff --git a/modules/gui/qt4/qt4.cpp b/modules/gui/qt4/qt4.cpp
index 1b6d548cfe7e7d23f720a858c39746b8a4fa2bff..4bb338ed3c0c51cc179eabbaf45738bc2b7bacf2 100644
--- a/modules/gui/qt4/qt4.cpp
+++ b/modules/gui/qt4/qt4.cpp
@@ -1,5 +1,5 @@
 /*****************************************************************************
- * qt4.cpp : QT4 interface
+ * qt4.cpp : Qt interface
  ****************************************************************************
  * Copyright © 2006-2009 the VideoLAN team
  * $Id$
@@ -311,7 +311,7 @@ vlc_module_end ()
 
 /*****************************************/
 
-/* Ugly, but the Qt4 interface assumes single instance anyway */
+/* Ugly, but the Qt interface assumes single instance anyway */
 static vlc_sem_t ready;
 static QMutex lock;
 static bool busy = false;
@@ -360,7 +360,7 @@ static int Open( vlc_object_t *p_this, bool isDialogProvider )
     QMutexLocker locker (&lock);
     if (busy)
     {
-        msg_Err (p_this, "cannot start Qt4 multiple times");
+        msg_Err (p_this, "cannot start Qt multiple times");
         return VLC_EGENERIC;
     }
 
@@ -401,7 +401,7 @@ static int Open( vlc_object_t *p_this, bool isDialogProvider )
     return VLC_SUCCESS;
 }
 
-/* Open qt4 interface */
+/* Open Qt interface */
 static int OpenIntf( vlc_object_t *p_this )
 {
     return Open( p_this, false );
@@ -607,7 +607,7 @@ static int WindowOpen( vout_window_t *p_wnd, const vout_window_cfg_t *cfg )
         (intf_thread_t *)var_InheritAddress( p_wnd, "qt4-iface" );
     if( !p_intf )
     {   /* If another interface is used, this plugin cannot work */
-        msg_Dbg( p_wnd, "Qt4 interface not found" );
+        msg_Dbg( p_wnd, "Qt interface not found" );
         return VLC_EGENERIC;
     }
 
diff --git a/modules/gui/qt4/qt4.hpp b/modules/gui/qt4/qt4.hpp
index a1cd027cb7ea71569b74328872eb23ff8c263352..6064cc0fe116d09d1ac3d964cac37c351566557c 100644
--- a/modules/gui/qt4/qt4.hpp
+++ b/modules/gui/qt4/qt4.hpp
@@ -1,5 +1,5 @@
 /*****************************************************************************
- * qt4.hpp : QT4 interface
+ * qt4.hpp : Qt interface
  ****************************************************************************
  * Copyright (C) 2006-2009 the VideoLAN team
  * $Id$