diff --git a/locale/circuitpython.pot b/locale/circuitpython.pot
index 5ee0a04859..d697f15c81 100644
--- a/locale/circuitpython.pot
+++ b/locale/circuitpython.pot
@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: PACKAGE VERSION\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2020-08-14 13:42-0500\n"
+"POT-Creation-Date: 2020-08-14 14:20-0500\n"
 "PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
 "Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
 "Language-Team: LANGUAGE <LL@li.org>\n"
diff --git a/shared-bindings/displayio/Bitmap.c b/shared-bindings/displayio/Bitmap.c
index 9479dc1a51..f2123135f6 100644
--- a/shared-bindings/displayio/Bitmap.c
+++ b/shared-bindings/displayio/Bitmap.c
@@ -182,8 +182,8 @@ STATIC mp_obj_t bitmap_subscr(mp_obj_t self_in, mp_obj_t index_obj, mp_obj_t val
 //|         :param bitmap source_bitmap: Source bitmap that contains the graphical region to be copied
 //|         : param int x1: Minimum x-value for rectangular bounding box to be copied from the source bitmap
 //|         : param int y1: Minimum y-value for rectangular bounding box to be copied from the source bitmap
-//|         : param int x2: Maximum x-value for rectangular bounding box to be copied from the source bitmap
-//|         : param int y2: Maximum y-value for rectangular bounding box to be copied from the source bitmap
+//|         : param int x2: Maximum x-value (exclusive) for rectangular bounding box to be copied from the source bitmap
+//|         : param int y2: Maximum y-value (exclusive) for rectangular bounding box to be copied from the source bitmap
 //|         : param int skip_index: bitmap palette index in the source that will not be copied,
 //|             set `None` to copy all pixels"""
 //|         ...
@@ -195,8 +195,8 @@ STATIC mp_obj_t displayio_bitmap_obj_blit(size_t n_args, const mp_obj_t *pos_arg
         {MP_QSTR_x, MP_ARG_REQUIRED | MP_ARG_INT},
         {MP_QSTR_y, MP_ARG_REQUIRED | MP_ARG_INT},
         {MP_QSTR_source_bitmap, MP_ARG_REQUIRED | MP_ARG_OBJ},
-        {MP_QSTR_x1, MP_ARG_KW_ONLY | MP_ARG_OBJ, {.u_obj = 0} },
-        {MP_QSTR_y1, MP_ARG_KW_ONLY | MP_ARG_OBJ, {.u_obj = 0} },
+        {MP_QSTR_x1, MP_ARG_KW_ONLY | MP_ARG_INT, {.u_int = 0} },
+        {MP_QSTR_y1, MP_ARG_KW_ONLY | MP_ARG_INT, {.u_int = 0} },
         {MP_QSTR_x2, MP_ARG_KW_ONLY | MP_ARG_OBJ, {.u_obj = mp_const_none} }, // None convert to source->width
         {MP_QSTR_y2, MP_ARG_KW_ONLY | MP_ARG_OBJ, {.u_obj = mp_const_none} }, // None convert to source->height
         {MP_QSTR_skip_index, MP_ARG_OBJ | MP_ARG_KW_ONLY, {.u_obj=mp_const_none} },
@@ -216,7 +216,9 @@ STATIC mp_obj_t displayio_bitmap_obj_blit(size_t n_args, const mp_obj_t *pos_arg
         mp_raise_ValueError(translate("Cannot blit: source palette too large."));
     }
 
-    int16_t x1, y1, x2, y2;
+    int16_t x1 = args[ARG_x1].u_int;
+    int16_t y1 = args[ARG_y1].u_int;
+    int16_t x2, y2;
     // if x2 or y2 is None, then set as the maximum size of the source bitmap
     if ( args[ARG_x2].u_obj == mp_const_none ) {
         x2 = source->width;