diff --git a/openpower/package/ocmb-explorer-fw/Config.in b/openpower/package/ocmb-explorer-fw/Config.in
index 73119ec..298855d 100644
--- a/openpower/package/ocmb-explorer-fw/Config.in
+++ b/openpower/package/ocmb-explorer-fw/Config.in
@@ -24,7 +24,7 @@
 
 config BR2_OCMB_EXPLORER_FW_VERSION
 	string
-	default "CL376092" if BR2_OCMB_EXPLORER_FW_LATEST_VERSION
+	default "v4.0" if BR2_OCMB_EXPLORER_FW_LATEST_VERSION
 	default BR2_OCMB_EXPLORER_FW_CUSTOM_VERSION_VALUE \
 		if BR2_OCMB_EXPLORER_FW_CUSTOM_VERSION