diff --git a/classes/mrw-rev.bbclass b/classes/mrw-rev.bbclass
index 3ec5fe2..4c23236 100644
--- a/classes/mrw-rev.bbclass
+++ b/classes/mrw-rev.bbclass
@@ -2,4 +2,4 @@
 MRW_API_SRCREV ?= "31155941629988f0adcf765e7e7dd3af34fb1214"
 
 MRW_TOOLS_SRC_URI ?= "git://github.com/openbmc/phosphor-mrw-tools"
-MRW_TOOLS_SRCREV ?= "036ab93a055a5e189d1a86ae9db5073dd54e9447"
+MRW_TOOLS_SRCREV ?= "30d400d94379d8ceb3e8a927b76b98137b8a73ac"