diff --git a/quirks/30-vendor-logitech.quirks b/quirks/30-vendor-logitech.quirks
index b96876b8..01216d6f 100644
--- a/quirks/30-vendor-logitech.quirks
+++ b/quirks/30-vendor-logitech.quirks
@@ -116,6 +116,12 @@ MatchProduct=0xB028
 ModelInvertHorizontalScrolling=1
 ModelScrollOnMiddleClick=1
 
+[Logitech MX Master 4]
+MatchVendor=0x046D
+MatchProduct=0xB042
+ModelInvertHorizontalScrolling=1
+ModelScrollOnMiddleClick=1
+
 # Don't add quirks for the Logitech Bolt Receiver:
 # MatchVendor=0x046D
 # MatchProduct=0xC548