diff --git a/src/driver/osd/displayport.h b/src/driver/osd/displayport.h
index 4e40c83a6..e2bd1e8e6 100644
--- a/src/driver/osd/displayport.h
+++ b/src/driver/osd/displayport.h
@@ -4,9 +4,6 @@
 
 #include "driver/osd/osd.h"
 
-#define DISPLAYPORT_ROWS 18
-#define DISPLAYPORT_COLS 50
-
 void displayport_init();
 bool displayport_is_ready();
 void displayport_intro();
diff --git a/src/driver/osd/max7456.c b/src/driver/osd/max7456.c
index c47ccf6b7..e4c506563 100644
--- a/src/driver/osd/max7456.c
+++ b/src/driver/osd/max7456.c
@@ -246,7 +246,7 @@ bool max7456_push_string(uint8_t attr, uint8_t x, uint8_t y, const uint8_t *data
   buf[offset++] = DMM;
   buf[offset++] = max7456_map_attr(attr);
 
-  const uint16_t pos = x + y * 30;
+  const uint16_t pos = x + y * MAX7456_COLS;
   buf[offset++] = DMAH;
   buf[offset++] = (pos >> 8) & 0xFF;
   buf[offset++] = DMAL;
diff --git a/src/driver/osd/max7456.h b/src/driver/osd/max7456.h
index 67b6ddd72..167b48fcc 100644
--- a/src/driver/osd/max7456.h
+++ b/src/driver/osd/max7456.h
@@ -6,9 +6,6 @@
 
 #define MAX7456_READ_FLAG 0x80
 
-#define MAX7456_COLS 32
-#define MAX7456_ROWS 16
-
 #define VM0 0x00
 #define VM1 0x01
 #define VOS 0x03
diff --git a/src/driver/osd/osd.c b/src/driver/osd/osd.c
index 0655db3e7..fd9d4123d 100644
--- a/src/driver/osd/osd.c
+++ b/src/driver/osd/osd.c
@@ -8,20 +8,17 @@
 #include "io/simulator.h"
 #include "util/util.h"
 
-#define MAX_ROWS DISPLAYPORT_ROWS
-#define MAX_COLS DISPLAYPORT_COLS
-
-#define MAX_DISPLAY_SIZE (DISPLAYPORT_COLS * DISPLAYPORT_ROWS)
+#define MAX_DISPLAY_SIZE (HD_COLS * HD_ROWS)
 
 static osd_segment_t osd_seg;
 static osd_device_t osd_device = OSD_DEVICE_NONE;
 
 static osd_char_t display[MAX_DISPLAY_SIZE];
-static bool display_row_dirty[DISPLAYPORT_ROWS];
+static bool display_row_dirty[HD_ROWS];
 static bool display_dirty = false;
 
-static uint8_t cols = DISPLAYPORT_COLS;
-static uint8_t rows = DISPLAYPORT_ROWS;
+static uint8_t cols = HD_COLS;
+static uint8_t rows = HD_ROWS;
 
 void osd_device_init() {
 #ifdef USE_DIGITAL_VTX
@@ -89,7 +86,7 @@ uint8_t osd_clear_async() {
     for (uint32_t i = 0; i < (MAX_DISPLAY_SIZE / 2); i++) {
       ((uint32_t *)display)[i] = ((0x20 << 16) | 0x20);
     }
-    memset(display_row_dirty, 0, MAX_ROWS * sizeof(bool));
+    memset(display_row_dirty, 0, HD_ROWS * sizeof(bool));
     display_dirty = false;
     state++;
     return 0;
diff --git a/src/driver/osd/osd.h b/src/driver/osd/osd.h
index cd6e771b6..f95f00efb 100644
--- a/src/driver/osd/osd.h
+++ b/src/driver/osd/osd.h
@@ -3,6 +3,18 @@
 #include <stdbool.h>
 #include <stdint.h>
 
+#define MAX7456_COLS 30
+#define MAX7456_ROWS 16
+
+#define DISPLAYPORT_ROWS 18
+#define DISPLAYPORT_COLS 50
+
+#define HD_ROWS DISPLAYPORT_ROWS
+#define HD_COLS DISPLAYPORT_COLS
+
+#define SD_COLS MAX7456_COLS
+#define SD_ROWS MAX7456_ROWS
+
 #define OSD_TXN_BUFFER 128
 #define OSD_TXN_MAX 16
 
diff --git a/src/osd/render.c b/src/osd/render.c
index eced5b243..2ec97f7af 100644
--- a/src/osd/render.c
+++ b/src/osd/render.c
@@ -31,9 +31,6 @@
 #define HOLD 0
 #define TEMP 1
 
-#define HD_ROWS 18
-#define HD_COLS 50
-
 extern profile_t profile;
 
 static vtx_settings_t vtx_settings_copy;
@@ -1081,10 +1078,10 @@ void osd_display() {
 
       osd_menu_select(3, OSD_AUTO, osd_element_labels[i]);
       if (osd_menu_select_int(20, OSD_AUTO, el->pos_x, 3)) {
-        el->pos_x = osd_menu_adjust_int(el->pos_x, 1, 0, osd_system == OSD_SYS_HD ? HD_COLS : 30);
+        el->pos_x = osd_menu_adjust_int(el->pos_x, 1, 0, osd_system == OSD_SYS_HD ? HD_COLS : SD_COLS);
       }
       if (osd_menu_select_int(26, OSD_AUTO, el->pos_y, 3)) {
-        el->pos_y = osd_menu_adjust_int(el->pos_y, 1, 0, osd_system == OSD_SYS_HD ? HD_ROWS : 15);
+        el->pos_y = osd_menu_adjust_int(el->pos_y, 1, 0, osd_system == OSD_SYS_HD ? HD_ROWS : SD_ROWS);
       }
     }
     osd_menu_scroll_finish(3);