diff --git a/classes/mrw-rev.bbclass b/classes/mrw-rev.bbclass
index e6e3c4f..8013936 100644
--- a/classes/mrw-rev.bbclass
+++ b/classes/mrw-rev.bbclass
@@ -2,4 +2,4 @@
 MRW_API_SRCREV ?= "0d0dde4df54d8c8f101d6b23c9cfb3e55312aa3e"
 
 MRW_PATCH_SRC_URI ?= "git://github.com/openbmc/phosphor-mrw-tools"
-MRW_PATCH_SRCREV ?= "cb99d1ea2c77c704e7991733fa36848e211567af"
+MRW_PATCH_SRCREV ?= "1e3881219bca043fbb1cd65445a62ee2afc1e0c6"