diff --git a/ChangeLog b/ChangeLog
index 529e4d388..bd10b236b 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,6 @@
+2013-03-25 Rolf Bensch <rolf at bensch hyphen online dot de>
+	* backend/pixma_mp150.c: fix button support for Canon Pixma MG6300.
+
 2013-03-24 Stéphane Voltz <stef.dev@free.fr>
 	* sanei/test_wire.c, testsuite/sanei/sanei_*test.c: move test program
 	to testsuite/sanei. Add unit test programs for sanei_check_*,
diff --git a/backend/pixma_mp150.c b/backend/pixma_mp150.c
index 394cf3291..61eec8b80 100644
--- a/backend/pixma_mp150.c
+++ b/backend/pixma_mp150.c
@@ -919,7 +919,8 @@ handle_interrupt (pixma_t * s, int timeout)
    * oo: original
    * tt: target
    * poll event with 'scanimage -A' */
-  if (s->cfg->pid == MG6200_PID)
+  if (s->cfg->pid == MG6200_PID
+      || s->cfg->pid == MG6300_PID)
   /* button no. in buf[7]
    * size in buf[10] 01=A4; 02=Letter; 08=10x15; 09=13x18; 0b=auto
    * format in buf[11] 01=JPEG; 02=TIFF; 03=PDF; 04=Kompakt-PDF