diff --git a/libnfc/drivers/pn53x_usb.c b/libnfc/drivers/pn53x_usb.c
index eb8bf87..dbb6c65 100644
--- a/libnfc/drivers/pn53x_usb.c
+++ b/libnfc/drivers/pn53x_usb.c
@@ -102,10 +102,10 @@ struct pn53x_usb_supported_device {
 };
 
 const struct pn53x_usb_supported_device pn53x_usb_supported_devices[] = {
-  { 0x04CC, 0x0531, NXP_PN531,   "Philips / USB TAMA" },
+  { 0x04CC, 0x0531, NXP_PN531,   "Philips / PN531" },
   { 0x04CC, 0x2533, NXP_PN533,   "NXP / PN533" },
   { 0x04E6, 0x5591, SCM_SCL3711, "SCM Micro / SCL3711-NFC&RW" },
-  { 0x054c, 0x0193, NXP_PN531,   "TOPPAN FORMS ???? / TN31CUD001SW ????" },
+  { 0x054c, 0x0193, NXP_PN531,   "Sony / PN531" },
   { 0x1FD3, 0x0608, ASK_LOGO,    "ASK / LoGO" }
 };