diff --git a/src/disk/hdc_st506_xt.c b/src/disk/hdc_st506_xt.c
index 8712efa74..e591de018 100644
--- a/src/disk/hdc_st506_xt.c
+++ b/src/disk/hdc_st506_xt.c
@@ -1833,7 +1833,7 @@ static const device_config_t wd_rll_config[] = {
 
 
 const device_t st506_xt_xebec_device = {
-    "IBM PC Fixed Disk Adapter",
+    "IBM PC Fixed Disk Adapter (MFM)",
     DEVICE_ISA,
     (HDD_BUS_MFM << 8) | 0,
     st506_init, st506_close, NULL,
@@ -1843,7 +1843,7 @@ const device_t st506_xt_xebec_device = {
 };
 
 const device_t st506_xt_dtc5150x_device = {
-    "DTC 5150X Fixed Disk Adapter",
+    "DTC 5150X MFM Fixed Disk Adapter",
     DEVICE_ISA,
     (HDD_BUS_MFM << 8) | 1,
     st506_init, st506_close, NULL,
@@ -1853,7 +1853,7 @@ const device_t st506_xt_dtc5150x_device = {
 };
 
 const device_t st506_xt_st11_m_device = {
-    "ST-11M Fixed Disk Adapter",
+    "ST-11M MFM Fixed Disk Adapter",
     DEVICE_ISA,
     (HDD_BUS_MFM << 8) | 11,
     st506_init, st506_close, NULL,
@@ -1873,7 +1873,7 @@ const device_t st506_xt_st11_r_device = {
 };
 
 const device_t st506_xt_wd1002a_wx1_device = {
-    "WD1002A-WX1 Fixed Disk Adapter",
+    "WD1002A-WX1 MFM Fixed Disk Adapter",
     DEVICE_ISA,
     (HDD_BUS_MFM << 8) | 21,
     st506_init, st506_close, NULL,
diff --git a/src/disk/hdc_xta.c b/src/disk/hdc_xta.c
index f91e5b1c1..c4f74c51a 100644
--- a/src/disk/hdc_xta.c
+++ b/src/disk/hdc_xta.c
@@ -1152,7 +1152,7 @@ static const device_config_t wdxt150_config[] = {
 
 
 const device_t xta_wdxt150_device = {
-    "WDXT-150 Fixed Disk Controller",
+    "WDXT-150 XTA Fixed Disk Controller",
     DEVICE_ISA,
     0,
     xta_init, xta_close, NULL,