HRH81B

Change-Id: I52375d207abf6b3f07a055caec142e2fddbad2c6
diff --git a/core/build_id.mk b/core/build_id.mk
index 6921718..bcc654a 100644
--- a/core/build_id.mk
+++ b/core/build_id.mk
@@ -19,4 +19,4 @@
 # (like "CRB01").  It must be a single word, and is
 # capitalized by convention.
 
-export BUILD_ID=HRH81
+export BUILD_ID=HRH81B