diff --git a/main.py b/main.py
index 984929d..05390f3 100644
--- a/main.py
+++ b/main.py
@@ -106,7 +106,7 @@ async def touch(event):
 
     return None
 
-def is_SPACE_event(event):
+async def is_SPACE_event(event):
 
     # Tastatur oder Joystick A
     if (event.type == pygame.KEYDOWN and event.key == pygame.K_SPACE) or \
@@ -119,7 +119,7 @@ def is_SPACE_event(event):
 
     return False
 
-def is_LEFT_event(event):
+async def is_LEFT_event(event):
     # Tastatur oder Joystick links
     if ((event.type == pygame.KEYDOWN and event.key == pygame.K_LEFT) or
                         (event.type == pygame.JOYHATMOTION and event.value[0] == -1) or
@@ -129,7 +129,7 @@ def is_LEFT_event(event):
     return False
 
 
-def is_UP_event(event):
+async def is_UP_event(event):
     global touch_start, touch_start_time
 
     if ((event.type == pygame.KEYDOWN and event.key == pygame.K_UP) or
@@ -502,7 +502,7 @@ async def show_instruction_screen(image):
             if event.type == pygame.QUIT:
                 pygame.quit()
                 sys.exit()
-            elif is_SPACE_event(event) or await touch(event) == "snap":
+            elif await is_SPACE_event(event) or await touch(event) == "snap":
                 waiting = False
 
 async def fail_current_case():
@@ -651,7 +651,7 @@ async def show_game_over(score):
             if event.type == pygame.QUIT:
                 pygame.quit()
                 sys.exit()
-            elif is_SPACE_event(event) or await touch(event) == "snap":
+            elif await is_SPACE_event(event) or await touch(event) == "snap":
                 if ready_to_submit and prepared_form:
                     print("Benutzer bestätigt, Punkte werden jetzt gesendet.")
                     prepared_form.submit()
@@ -714,12 +714,12 @@ async def main():
                     if pygame.FINGERUP and touch_start:
                         result = await touch(event)
 
-                    if is_LEFT_event(event) or result == "ontop":
+                    if await is_LEFT_event(event) or result == "ontop":
                         can_tip = current_case.length_units * UNIT_HEIGHT <= TRAILER_HEIGHT
                         if current_case and current_case.allow_snap and can_use_tilt and can_tip:
                             await current_case.animate_tip()
                             can_use_tilt = False
-                    elif is_UP_event(event) or result == "tilt":
+                    elif await is_UP_event(event) or result == "tilt":
                         if current_case and current_case.allow_snap and can_use_on_top and current_case.can_place_on_top():
                             if await current_case.animate_place_on_top():
                                 transition_counter = transition_fps
@@ -736,7 +736,7 @@ async def main():
                                 stacked_cases.append(current_case)
                                 spawn_case_in_game()
                                 shake_timer = 10
-                    elif is_SPACE_event(event) or result == "snap":
+                    elif await is_SPACE_event(event) or result == "snap":
                         if current_case and current_case.allow_snap:
                             await current_case.animate_snap()
                             can_use_tilt = True