diff --git a/src/mainboard/google/samus/devicetree.cb b/src/mainboard/google/samus/devicetree.cb
index 64d7ebe5b8..f848edc40b 100644
--- a/src/mainboard/google/samus/devicetree.cb
+++ b/src/mainboard/google/samus/devicetree.cb
@@ -114,7 +114,7 @@ chip northbridge/intel/haswell
 				end
 			end # LPC bridge
 			device pci 1f.2 on end # SATA Controller
-			device pci 1f.3 on end # SMBus
+			device pci 1f.3 off end # SMBus
 			device pci 1f.6 on end # Thermal
 		end
 	end