diff --git a/core/version_defaults.mk b/core/version_defaults.mk
index 347f29f9b..cd4947d5e 100644
--- a/core/version_defaults.mk
+++ b/core/version_defaults.mk
@@ -93,7 +93,6 @@ PLATFORM_VERSION_LAST_STABLE := 12
 
 # 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.SP1A := S
 PLATFORM_VERSION_CODENAME.SP2A := Sv2
 
 ifndef PLATFORM_VERSION_CODENAME