diff --git a/camlibs/ptp2/ChangeLog b/camlibs/ptp2/ChangeLog
index 0f429c8d3..83daf7355 100644
--- a/camlibs/ptp2/ChangeLog
+++ b/camlibs/ptp2/ChangeLog
@@ -1,3 +1,7 @@
+2004-06-13  Marcus Meissner  <marcus@jet.franken.de>
+
+	* library.c: Added Canon PowerShot S1 IS.
+
 2004-05-29 Mariusz Woloszyn
 	* library.c: Fixed a small problem that caused objects of undefined
 	type not beeing downloadable. Now they are downloadable if the Thumb
diff --git a/camlibs/ptp2/library.c b/camlibs/ptp2/library.c
index 3afd175e3..bd7af27a0 100644
--- a/camlibs/ptp2/library.c
+++ b/camlibs/ptp2/library.c
@@ -346,6 +346,7 @@ static struct {
 	{"Canon:EOS Kiss Digital (PTP mode)",   0x04a9, 0x3099},
 	{"Canon:PowerShot A80 (PTP)",           0x04a9, 0x309A},
 	{"Canon:Digital IXUS i (PTP mode)",     0x04a9, 0x309b},
+	{"Canon:PowerShot S1 IS (PTP mode)",    0x04a9, 0x309c},
 	{"Canon:Digital IXUS 500 (PTP mode)",   0x04a9, 0x30b4},
 	{"Canon:PowerShot S500 (PTP mode)",     0x04a9, 0x30b4},