diff --git a/lib/console.c b/lib/console.c
index 2d421af..6e2a8ca 100644
--- a/lib/console.c
+++ b/lib/console.c
@@ -521,7 +521,11 @@ static struct {
 	{  EFI_SECURITY_VIOLATION,     L"Security Violation"},
 
 	// warnings
+#ifdef EFI_WARN_UNKOWN_GLYPH
 	{  EFI_WARN_UNKOWN_GLYPH,      L"Warning Unknown Glyph"},
+#else
+	{  EFI_WARN_UNKNOWN_GLYPH,     L"Warning Unknown Glyph"},
+#endif
 	{  EFI_WARN_DELETE_FAILURE,    L"Warning Delete Failure"},
 	{  EFI_WARN_WRITE_FAILURE,     L"Warning Write Failure"},
 	{  EFI_WARN_BUFFER_TOO_SMALL,  L"Warning Buffer Too Small"},