diff --git a/src/arch/i386/init/ldscript_fallback_cbfs.lb b/src/arch/i386/init/ldscript_fallback_cbfs.lb
index 22e06d8941..480fd32d5d 100644
--- a/src/arch/i386/init/ldscript_fallback_cbfs.lb
+++ b/src/arch/i386/init/ldscript_fallback_cbfs.lb
@@ -49,4 +49,5 @@ SECTIONS
 		*(.comment.*)
 		*(.note.*)
 	}
+	_bogus = ASSERT((SIZEOF(.bss) + SIZEOF(.data)) == 0, "Do not use global variables in romstage");
 }