diff --git a/util/superiotool/superiotool.h b/util/superiotool/superiotool.h
index 5583ec5669..94918b8867 100644
--- a/util/superiotool/superiotool.h
+++ b/util/superiotool/superiotool.h
@@ -247,7 +247,7 @@ static const struct {
 	{probe_idregs_amd,	{0xaa, EOT}},
 #endif
 	{probe_idregs_serverengines,	{0x2e, EOT}},
-	{probe_idregs_infineon,	{0x2e, 0x4e}},
+	{probe_idregs_infineon,	{0x2e, 0x4e, EOT}},
 };
 
 /** Table of functions to print out supported Super I/O chips. */