diff --git a/extmod/modtrezorui/display.c b/extmod/modtrezorui/display.c
index d85469fb5..918b9ba16 100644
--- a/extmod/modtrezorui/display.c
+++ b/extmod/modtrezorui/display.c
@@ -88,7 +88,6 @@ static const uint8_t cornertable[CORNER_RADIUS*CORNER_RADIUS] = {
     15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15,
 };
 
-
 void display_bar_radius(uint8_t x, uint8_t y, uint8_t w, uint8_t h, uint16_t c, uint16_t b, uint8_t r)
 {
     if (r != 2 && r != 4 && r != 8 && r != 16) {
diff --git a/extmod/modtrezorui/modtrezorui-display.h b/extmod/modtrezorui/modtrezorui-display.h
index 2cd9feceb..42affc4a1 100644
--- a/extmod/modtrezorui/modtrezorui-display.h
+++ b/extmod/modtrezorui/modtrezorui-display.h
@@ -41,10 +41,9 @@ STATIC mp_obj_t mod_TrezorUi_Display_refresh(mp_obj_t self) {
 }
 STATIC MP_DEFINE_CONST_FUN_OBJ_1(mod_TrezorUi_Display_refresh_obj, mod_TrezorUi_Display_refresh);
 
-/// def trezor.ui.display.bar(x: int, y: int, w: int, h: int, fgcolor: int, bgcolor: int=None, radius: int=None) -> None:
+/// def trezor.ui.display.bar(x: int, y: int, w: int, h: int, color: int) -> None:
 ///     '''
-///     Renders a bar at position (x,y = upper left corner) with width w and height h of color fgcolor.
-///     When a bgcolor is set, the bar is drawn with rounded corners and bgcolor is used for background.
+///     Renders a bar at position (x,y = upper left corner) with width w and height h of color color.
 ///     '''
 STATIC mp_obj_t mod_TrezorUi_Display_bar(size_t n_args, const mp_obj_t *args) {
     mp_int_t x = mp_obj_get_int(args[1]);
@@ -55,16 +54,31 @@ STATIC mp_obj_t mod_TrezorUi_Display_bar(size_t n_args, const mp_obj_t *args) {
     if ((x < 0) || (y < 0) || (x + w > DISPLAY_RESX) || (y + h > DISPLAY_RESY)) {
         nlr_raise(mp_obj_new_exception_msg(&mp_type_ValueError, "Out of bounds"));
     }
-    if (n_args > 7) {
-        uint16_t b = mp_obj_get_int(args[6]);
-        uint8_t r = mp_obj_get_int(args[7]);
-        display_bar_radius(x, y, w, h, c, b, r);
-    } else {
-        display_bar(x, y, w, h, c);
+    display_bar(x, y, w, h, c);
+    return mp_const_none;
+}
+STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(mod_TrezorUi_Display_bar_obj, 6, 6, mod_TrezorUi_Display_bar);
+
+/// def trezor.ui.display.bar_radius(x: int, y: int, w: int, h: int, fgcolor: int, bgcolor: int=None, radius: int=None) -> None:
+///     '''
+///     Renders a rounded bar at position (x,y = upper left corner) with width w and height h of color fgcolor.
+///     Background is set to bgcolor and corners are drawn with radius radius.
+///     '''
+STATIC mp_obj_t mod_TrezorUi_Display_bar_radius(size_t n_args, const mp_obj_t *args) {
+    mp_int_t x = mp_obj_get_int(args[1]);
+    mp_int_t y = mp_obj_get_int(args[2]);
+    mp_int_t w = mp_obj_get_int(args[3]);
+    mp_int_t h = mp_obj_get_int(args[4]);
+    uint16_t c = mp_obj_get_int(args[5]);
+    uint16_t b = mp_obj_get_int(args[6]);
+    uint8_t r = mp_obj_get_int(args[7]);
+    if ((x < 0) || (y < 0) || (x + w > DISPLAY_RESX) || (y + h > DISPLAY_RESY)) {
+        nlr_raise(mp_obj_new_exception_msg(&mp_type_ValueError, "Out of bounds"));
     }
+    display_bar_radius(x, y, w, h, c, b, r);
     return mp_const_none;
 }
-STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(mod_TrezorUi_Display_bar_obj, 6, 8, mod_TrezorUi_Display_bar);
+STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(mod_TrezorUi_Display_bar_radius_obj, 8, 8, mod_TrezorUi_Display_bar_radius);
 
 /// def trezor.ui.display.blit(x: int, y: int, w: int, h: int, data: bytes) -> None:
 ///     '''
@@ -344,6 +358,7 @@ STATIC const mp_rom_map_elem_t mod_TrezorUi_Display_locals_dict_table[] = {
     { MP_ROM_QSTR(MP_QSTR_clear), MP_ROM_PTR(&mod_TrezorUi_Display_clear_obj) },
     { MP_ROM_QSTR(MP_QSTR_refresh), MP_ROM_PTR(&mod_TrezorUi_Display_refresh_obj) },
     { MP_ROM_QSTR(MP_QSTR_bar), MP_ROM_PTR(&mod_TrezorUi_Display_bar_obj) },
+    { MP_ROM_QSTR(MP_QSTR_bar_radius), MP_ROM_PTR(&mod_TrezorUi_Display_bar_radius_obj) },
     { MP_ROM_QSTR(MP_QSTR_blit), MP_ROM_PTR(&mod_TrezorUi_Display_blit_obj) },
     { MP_ROM_QSTR(MP_QSTR_image), MP_ROM_PTR(&mod_TrezorUi_Display_image_obj) },
     { MP_ROM_QSTR(MP_QSTR_icon), MP_ROM_PTR(&mod_TrezorUi_Display_icon_obj) },