diff --git a/meta-phosphor/classes/mrw-rev.bbclass b/meta-phosphor/classes/mrw-rev.bbclass
index 275ffe9..caaca14 100644
--- a/meta-phosphor/classes/mrw-rev.bbclass
+++ b/meta-phosphor/classes/mrw-rev.bbclass
@@ -2,4 +2,4 @@
 MRW_API_SRCREV ?= "d5439651a5c89c7a51038ce65c62ab8483271627"
 
 MRW_PATCH_SRC_URI ?= "git://github.com/openbmc/phosphor-mrw-tools"
-MRW_PATCH_SRCREV ?= "9596f9a92c7ddd83face8bb9cd5540a4633c2bc6"
+MRW_PATCH_SRCREV ?= "7b48acdb83f17a046bd042b29734a2cce5e03372"