diff --git a/backend/pixma_mp150.c b/backend/pixma_mp150.c
index 1b2980365..8f708617d 100644
--- a/backend/pixma_mp150.c
+++ b/backend/pixma_mp150.c
@@ -255,6 +255,8 @@
 #define E3100_PID 0x1828
 
 /* 2018 new devices (untested) */
+#define MB5400_PID 0x178f
+#define MB5100_PID 0x1790
 #define TS9100_PID 0x1820
 #define TR8500_PID 0x1823
 #define TR7500_PID 0x1824
@@ -1930,6 +1932,8 @@ const pixma_config_t pixma_mp150_devices[] = {
   DEVICE ("Canon PIXMA E3100 Series", "E3100", E3100_PID, 600, 0, 0, 638, 877, PIXMA_CAP_CIS),
 
   /* Latest devices (2018) Generation 5 CIS */
+  DEVICE ("Canon MAXIFY MB5400 Series", "MB5400", MB5400_PID, 1200, 0, 0, 638, 1050, PIXMA_CAP_CIS | PIXMA_CAP_ADFDUP),
+  DEVICE ("Canon MAXIFY MB5100 Series", "MB5100", MB5100_PID, 1200, 0, 0, 638, 1050, PIXMA_CAP_CIS | PIXMA_CAP_ADFDUP),
   DEVICE ("Canon PIXMA TS9100 Series", "TS9100", TS9100_PID, 2400, 0, 0, 638, 877, PIXMA_CAP_CIS),
   DEVICE ("Canon PIXMA TR8500 Series", "TR8500", TR8500_PID, 1200, 0, 0, 638, 877, PIXMA_CAP_CIS | PIXMA_CAP_ADF),
   DEVICE ("Canon PIXMA TR7500 Series", "TR7500", TR7500_PID, 1200, 0, 0, 638, 877, PIXMA_CAP_CIS | PIXMA_CAP_ADF),
diff --git a/doc/descriptions/pixma.desc b/doc/descriptions/pixma.desc
index 930124210..a45534b0c 100644
--- a/doc/descriptions/pixma.desc
+++ b/doc/descriptions/pixma.desc
@@ -1247,12 +1247,24 @@
 :status :good
 :comment "Flatbed works, All resolutions supported (up to 1200DPI), ADF does not work"
 
+:model "MAXIFY MB5100 Series"
+:interface "USB Ethernet WiFi"
+:usbid "0x04a9" "0x1790"
+:status :untested
+:comment "Testers needed!"
+
 :model "MAXIFY MB5300 Series"
 :interface "USB Ethernet"
 :usbid "0x04a9" "0x1777"
 :status :good
 :comment "1200dpi scans do not work"
 
+:model "MAXIFY MB5400 Series"
+:interface "USB Ethernet WiFi"
+:usbid "0x04a9" "0x178f"
+:status :untested
+:comment "Testers needed!"
+
 :model "CanoScan 8800F"
 :interface "USB"
 :usbid "0x04a9" "0x1901"
diff --git a/doc/sane-pixma.man b/doc/sane-pixma.man
index e2810b9e3..d44d97831 100644
--- a/doc/sane-pixma.man
+++ b/doc/sane-pixma.man
@@ -113,7 +113,7 @@ i-SENSYS MF220, MF410, MF630, MF731/733, MF5880dn
 .br
 i-SENSYS MF5900, MF6680dn, MF8500C
 .br
-MAXIFY MB5300
+MAXIFY MB5100, MB5300, MB5400
 .RE
 .PP
 \#The following models may use partly the same Pixma protocol as other devices