diff --git a/camlibs/ptp2/library.c b/camlibs/ptp2/library.c
index 4e203db2a..a2b4413c8 100644
--- a/camlibs/ptp2/library.c
+++ b/camlibs/ptp2/library.c
@@ -932,6 +932,8 @@ static struct {
 	{"Canon:Digital IXUS 100 IS",           0x04a9, 0x31c2, PTP_CAP|PTP_CAP_PREVIEW|PTPBUG_DELETE_SENDS_EVENT},
 	/* https://sourceforge.net/tracker/?func=detail&aid=2769511&group_id=8874&atid=208874 */
 	{"Canon:PowerShot SD780 IS",		0x04a9, 0x31c2, PTP_CAP|PTP_CAP_PREVIEW|PTPBUG_DELETE_SENDS_EVENT},
+	/* Matthew Vernon <matthew@sel.cam.ac.uk> */
+	{"Canon:PowerShot A1100 IS",		0x04a9, 0x31c3, PTPBUG_DELETE_SENDS_EVENT},
 	/* https://sourceforge.net/tracker/index.php?func=detail&aid=2796275&group_id=8874&atid=358874 */
 	{"Canon:EOS 500D",			0x04a9, 0x31cf, PTP_CAP|PTP_CAP_PREVIEW},