diff --git a/src/include/86box/video.h b/src/include/86box/video.h
index 1216257bc..a12bdc0a7 100644
--- a/src/include/86box/video.h
+++ b/src/include/86box/video.h
@@ -329,6 +329,7 @@ extern const device_t gd5428_isa_device;
 extern const device_t gd5428_vlb_device;
 extern const device_t gd5428_diamond_speedstar_pro_b1_vlb_device;
 extern const device_t gd5428_mca_device;
+extern const device_t gd5426_mca_device;
 extern const device_t gd5428_onboard_device;
 extern const device_t gd5429_isa_device;
 extern const device_t gd5429_vlb_device;
diff --git a/src/video/vid_cl54xx.c b/src/video/vid_cl54xx.c
index 174dc5037..709e2a972 100644
--- a/src/video/vid_cl54xx.c
+++ b/src/video/vid_cl54xx.c
@@ -46,6 +46,7 @@
 #define BIOS_GD5420_PATH		"roms/video/cirruslogic/5420.vbi"
 #define BIOS_GD5422_PATH		"roms/video/cirruslogic/cl5422.bin"
 #define BIOS_GD5426_DIAMOND_A1_ISA_PATH	"roms/video/cirruslogic/diamond5426.vbi"
+#define BIOS_GD5426_MCA_PATH		"roms/video/cirruslogic/Reply.BIN"
 #define BIOS_GD5428_DIAMOND_B1_VLB_PATH	"roms/video/cirruslogic/Diamond SpeedStar PRO VLB v3.04.bin"
 #define BIOS_GD5428_ISA_PATH		"roms/video/cirruslogic/5428.bin"
 #define BIOS_GD5428_MCA_PATH		"roms/video/cirruslogic/SVGA141.ROM"
@@ -3902,6 +3903,8 @@ static void
 			else {
 				if (gd54xx->vlb)
 					romfn = BIOS_GD5428_PATH;
+				else if (gd54xx->mca)
+					romfn = BIOS_GD5426_MCA_PATH;
 				else
 					romfn = BIOS_GD5428_ISA_PATH;
 			}
@@ -4115,8 +4118,8 @@ static void
 	gd54xx->unlocked = 1;
 
     if (gd54xx->mca) {
-	gd54xx->pos_regs[0] = 0x7b;
-	gd54xx->pos_regs[1] = 0x91;
+	gd54xx->pos_regs[0] = svga->crtc[0x27] == CIRRUS_ID_CLGD5426 ? 0x82 : 0x7b;
+	gd54xx->pos_regs[1] = svga->crtc[0x27] == CIRRUS_ID_CLGD5426 ? 0x81 : 0x91;
 	mca_add(gd5428_mca_read, gd5428_mca_write, gd5428_mca_feedb, NULL, gd54xx);
 	io_sethandler(0x46e8, 0x0001, gd54xx_in, NULL, NULL, gd54xx_out, NULL, NULL, gd54xx);
     }
@@ -4184,6 +4187,12 @@ gd5428_isa_available(void)
     return rom_present(BIOS_GD5428_ISA_PATH);
 }
 
+static int
+gd5426_mca_available(void)
+{
+    return rom_present(BIOS_GD5426_MCA_PATH);
+}
+
 static int
 gd5428_mca_available(void)
 {
@@ -4699,6 +4708,20 @@ const device_t gd5428_mca_device = {
     .config = NULL
 };
 
+const device_t gd5426_mca_device = {
+    .name = "Cirrus Logic GD5426 (MCA) (Reply Video Adapter)",
+    .internal_name = "replymcasvga",
+    .flags = DEVICE_MCA,
+    .local = CIRRUS_ID_CLGD5426,
+    .init = gd54xx_init,
+    .close = gd54xx_close,
+    .reset = gd54xx_reset,
+    { .available = gd5426_mca_available },
+    .speed_changed = gd54xx_speed_changed,
+    .force_redraw = gd54xx_force_redraw,
+    .config = gd5426_config
+};
+
 const device_t gd5428_onboard_device = {
     .name = "Cirrus Logic GD5428 (ISA) (On-Board)",
     .internal_name = "cl_gd5428_onboard",
diff --git a/src/video/vid_table.c b/src/video/vid_table.c
index fdad852fe..94d4601a8 100644
--- a/src/video/vid_table.c
+++ b/src/video/vid_table.c
@@ -148,6 +148,7 @@ video_cards[] = {
     { &vga_device                                    },
     { &v7_vga_1024i_device                           },
     { &wy700_device                                  },
+    { &gd5426_mca_device                             },
     { &gd5428_mca_device                             },
     { &et4000_mca_device                             },
     { &radius_svga_multiview_mca_device              },