diff --git a/core/version_defaults.mk b/core/version_defaults.mk
index 4e3f2a8..fede388 100644
--- a/core/version_defaults.mk
+++ b/core/version_defaults.mk
@@ -53,7 +53,7 @@
 
 # These are the current development codenames, if the build is not a final
 # release build.  If this is a final release build, it is simply "REL".
-PLATFORM_VERSION_CODENAME.TP1A := Tiramisu
+PLATFORM_VERSION_CODENAME.TP1A := REL
 
 # This is the user-visible version.  In a final release build it should
 # be empty to use PLATFORM_VERSION as the user-visible version.  For