diff --git a/python/port/genhdr/qstrdefs.in.h b/python/port/genhdr/qstrdefs.in.h
index 73349bb89..6a0d0cd76 100644
--- a/python/port/genhdr/qstrdefs.in.h
+++ b/python/port/genhdr/qstrdefs.in.h
@@ -22,6 +22,7 @@ Q(draw_string)
 Q(fill_rect)
 Q(get_pixel)
 Q(set_pixel)
+Q(wait_vblank)
 
 // Turtle QSTRs
 Q(turtle)
diff --git a/python/port/mod/kandinsky/modkandinsky.cpp b/python/port/mod/kandinsky/modkandinsky.cpp
index eacc184ae..caa8304db 100644
--- a/python/port/mod/kandinsky/modkandinsky.cpp
+++ b/python/port/mod/kandinsky/modkandinsky.cpp
@@ -4,6 +4,7 @@ extern "C" {
 #include <py/runtime.h>
 }
 #include <kandinsky.h>
+#include <ion.h>
 #include "port.h"
 
 static KDColor ColorForTuple(mp_obj_t tuple) {
@@ -85,3 +86,9 @@ mp_obj_t modkandinsky_fill_rect(size_t n_args, const mp_obj_t * args) {
   KDIonContext::sharedContext()->fillRect(rect, color);
   return mp_const_none;
 }
+
+mp_obj_t modkandinsky_wait_vblank() {
+  micropython_port_interrupt_if_needed();
+  Ion::Display::waitForVBlank();
+  return mp_const_none;
+}
diff --git a/python/port/mod/kandinsky/modkandinsky.h b/python/port/mod/kandinsky/modkandinsky.h
index c346650cd..5f06692b7 100644
--- a/python/port/mod/kandinsky/modkandinsky.h
+++ b/python/port/mod/kandinsky/modkandinsky.h
@@ -5,3 +5,4 @@ mp_obj_t modkandinsky_get_pixel(mp_obj_t x, mp_obj_t y);
 mp_obj_t modkandinsky_set_pixel(mp_obj_t x, mp_obj_t y, mp_obj_t color);
 mp_obj_t modkandinsky_draw_string(size_t n_args, const mp_obj_t *args);
 mp_obj_t modkandinsky_fill_rect(size_t n_args, const mp_obj_t *args);
+mp_obj_t modkandinsky_wait_vblank();
diff --git a/python/port/mod/kandinsky/modkandinsky_table.c b/python/port/mod/kandinsky/modkandinsky_table.c
index 802bee555..45e1789a4 100644
--- a/python/port/mod/kandinsky/modkandinsky_table.c
+++ b/python/port/mod/kandinsky/modkandinsky_table.c
@@ -5,6 +5,7 @@ STATIC MP_DEFINE_CONST_FUN_OBJ_2(modkandinsky_get_pixel_obj, modkandinsky_get_pi
 STATIC MP_DEFINE_CONST_FUN_OBJ_3(modkandinsky_set_pixel_obj, modkandinsky_set_pixel);
 STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(modkandinsky_draw_string_obj, 3, 5, modkandinsky_draw_string);
 STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(modkandinsky_fill_rect_obj, 5, 5, modkandinsky_fill_rect);
+STATIC MP_DEFINE_CONST_FUN_OBJ_0(modkandinsky_wait_vblank_obj, modkandinsky_wait_vblank);
 
 STATIC const mp_rom_map_elem_t modkandinsky_module_globals_table[] = {
   { MP_ROM_QSTR(MP_QSTR___name__), MP_ROM_QSTR(MP_QSTR_kandinsky) },
@@ -13,6 +14,7 @@ STATIC const mp_rom_map_elem_t modkandinsky_module_globals_table[] = {
   { MP_ROM_QSTR(MP_QSTR_set_pixel), (mp_obj_t)&modkandinsky_set_pixel_obj },
   { MP_ROM_QSTR(MP_QSTR_draw_string), (mp_obj_t)&modkandinsky_draw_string_obj },
   { MP_ROM_QSTR(MP_QSTR_fill_rect), (mp_obj_t)&modkandinsky_fill_rect_obj },
+  { MP_ROM_QSTR(MP_QSTR_wait_vblank), (mp_obj_t)&modkandinsky_wait_vblank_obj },
 };
 
 STATIC MP_DEFINE_CONST_DICT(modkandinsky_module_globals, modkandinsky_module_globals_table);