diff --git a/Makefile b/Makefile
index 32cf664..5e1db52 100644
--- a/Makefile
+++ b/Makefile
@@ -61,6 +61,7 @@ dist:
 		$(PACKAGE)-$(VERSION)/src/about.c \
 		$(PACKAGE)-$(VERSION)/src/accel.c \
 		$(PACKAGE)-$(VERSION)/src/assistant.c \
+		$(PACKAGE)-$(VERSION)/src/compat.c \
 		$(PACKAGE)-$(VERSION)/src/help.c \
 		$(PACKAGE)-$(VERSION)/src/menubar.c \
 		$(PACKAGE)-$(VERSION)/src/message.c \
diff --git a/include/Desktop/compat.h b/include/Desktop/compat.h
index 6b61c9c..21ab104 100644
--- a/include/Desktop/compat.h
+++ b/include/Desktop/compat.h
@@ -87,4 +87,8 @@
 #  define GDK_KEY_uparrow	GDK_uparrow
 # endif
 
+# if GTK_CHECK_VERSION(3, 0, 0)
+void gdk_window_clear(GdkWindow * window);
+# endif
+
 #endif /* !LIBDESKTOP_DESKTOP_COMPAT_H */
diff --git a/src/Makefile b/src/Makefile
index 5a15840..6bb3031 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -19,7 +19,7 @@ INSTALL	?= install
 
 all: $(TARGETS)
 
-libDesktop_OBJS = about.o accel.o assistant.o help.o menubar.o message.o mime.o toolbar.o
+libDesktop_OBJS = about.o accel.o assistant.o compat.o help.o menubar.o message.o mime.o toolbar.o
 libDesktop_CFLAGS = $(CPPFLAGSF) $(CPPFLAGS) $(CFLAGSF) $(CFLAGS)
 libDesktop_LDFLAGS = $(LDFLAGSF) $(LDFLAGS)
 
@@ -41,6 +41,9 @@ accel.o: accel.c
 assistant.o: assistant.c
 	$(CC) $(libDesktop_CFLAGS) -c assistant.c
 
+compat.o: compat.c
+	$(CC) $(libDesktop_CFLAGS) -c compat.c
+
 help.o: help.c
 	$(CC) $(libDesktop_CFLAGS) -c help.c
 
diff --git a/src/compat.c b/src/compat.c
new file mode 100644
index 0000000..c739893
--- /dev/null
+++ b/src/compat.c
@@ -0,0 +1,34 @@
+/* $Id$ */
+/* Copyright (c) 2012 Pierre Pronchery <khorben@defora.org> */
+/* This file is part of DeforaOS Desktop libDesktop */
+/* This program 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, version 3 of the License.
+ *
+ * This program 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 this program.  If not, see <http://www.gnu.org/licenses/>. */
+
+
+
+#include <gdk/gdkx.h>
+#include "Desktop.h"
+
+
+/* Compat */
+#if GTK_CHECK_VERSION(3, 0, 0)
+/* gdk_window_clear */
+void gdk_window_clear(GdkWindow * window)
+{
+	Display * display;
+	Window wid;
+
+	display = gdk_x11_get_default_xdisplay();
+	wid = gdk_x11_window_get_xid(window);
+	XClearWindow(display, wid);
+}
+#endif
diff --git a/src/project.conf b/src/project.conf
index 2fe0e2d..c42ae96 100644
--- a/src/project.conf
+++ b/src/project.conf
@@ -7,5 +7,5 @@ dist=Makefile
 
 [libDesktop]
 type=library
-sources=about.c,accel.c,assistant.c,help.c,menubar.c,message.c,mime.c,toolbar.c
+sources=about.c,accel.c,assistant.c,compat.c,help.c,menubar.c,message.c,mime.c,toolbar.c
 install=$(PREFIX)/lib