diff --git a/squirrelbattle/display/display.py b/squirrelbattle/display/display.py
index 023ad6e..6257427 100644
--- a/squirrelbattle/display/display.py
+++ b/squirrelbattle/display/display.py
@@ -159,7 +159,7 @@ class Display:
 
         if last_y >= window_y and last_x >= window_x:
             # Refresh the pad only if coordinates are valid
-            pad.refresh(top_y, top_x, window_y, window_x, last_y, last_x)
+            pad.noutrefresh(top_y, top_x, window_y, window_x, last_y, last_x)
 
     def display(self) -> None:
         """
diff --git a/squirrelbattle/display/display_manager.py b/squirrelbattle/display/display_manager.py
index 3481348..70879b1 100644
--- a/squirrelbattle/display/display_manager.py
+++ b/squirrelbattle/display/display_manager.py
@@ -71,6 +71,7 @@ class DisplayManager:
 
     def refresh(self) -> List[Display]:
         displays = []
+        pack = TexturePack.get_pack(self.game.settings.TEXTURE_PACK)
 
         if self.game.state == GameMode.PLAY \
                 or self.game.state == GameMode.INVENTORY \
@@ -93,16 +94,22 @@ class DisplayManager:
 
             if self.game.state == GameMode.INVENTORY:
                 self.playerinventorydisplay.refresh(
-                    self.rows // 10, self.cols // 2,
-                    8 * self.rows // 10, 2 * self.cols // 5)
+                    self.rows // 10,
+                    pack.tile_width * (self.cols // (2 * pack.tile_width)),
+                    8 * self.rows // 10,
+                    pack.tile_width * (2 * self.cols // (5 * pack.tile_width)))
                 displays.append(self.playerinventorydisplay)
             elif self.game.state == GameMode.STORE:
                 self.storeinventorydisplay.refresh(
-                    self.rows // 10, self.cols // 2,
-                    8 * self.rows // 10, 2 * self.cols // 5)
+                    self.rows // 10,
+                    pack.tile_width * (self.cols // (2 * pack.tile_width)),
+                    8 * self.rows // 10,
+                    pack.tile_width * (2 * self.cols // (5 * pack.tile_width)))
                 self.playerinventorydisplay.refresh(
-                    self.rows // 10, self.cols // 10,
-                    8 * self.rows // 10, 2 * self.cols // 5)
+                    self.rows // 10,
+                    pack.tile_width * (self.cols // (10 * pack.tile_width)),
+                    8 * self.rows // 10,
+                    pack.tile_width * (2 * self.cols // (5 * pack.tile_width)))
                 displays.append(self.storeinventorydisplay)
                 displays.append(self.playerinventorydisplay)
         elif self.game.state == GameMode.MAINMENU:
@@ -117,7 +124,8 @@ class DisplayManager:
             for line in self.game.message.split("\n"):
                 height += 1
                 width = max(width, len(line))
-            y, x = (self.rows - height) // 2, (self.cols - width) // 2
+            y = pack.tile_width * (self.rows - height) // (2 * pack.tile_width)
+            x = pack.tile_width * ((self.cols - width) // (2 * pack.tile_width))
             self.messagedisplay.refresh(y, x, height, width)
             displays.append(self.messagedisplay)
 
diff --git a/squirrelbattle/display/mapdisplay.py b/squirrelbattle/display/mapdisplay.py
index b10619e..7e21adb 100644
--- a/squirrelbattle/display/mapdisplay.py
+++ b/squirrelbattle/display/mapdisplay.py
@@ -18,6 +18,7 @@ class MapDisplay(Display):
                                self.pack.tile_width * self.map.width + 1)
 
     def update_pad(self) -> None:
+        self.pad.resize(500, 500)
         self.addstr(self.pad, 0, 0, self.map.draw_string(self.pack),
                     self.pack.tile_fg_color, self.pack.tile_bg_color)
         for e in self.map.entities:
diff --git a/squirrelbattle/display/menudisplay.py b/squirrelbattle/display/menudisplay.py
index 9140ca7..c71142e 100644
--- a/squirrelbattle/display/menudisplay.py
+++ b/squirrelbattle/display/menudisplay.py
@@ -154,7 +154,7 @@ class PlayerInventoryDisplay(MenuDisplay):
         self.update_menu(game.inventory_menu)
         self.store_mode = game.state == GameMode.STORE
         self.selected = game.state == GameMode.INVENTORY \
-            or self.store_mode and not game.is_in_store_menu
+            or (self.store_mode and not game.is_in_store_menu)
 
     def update_pad(self) -> None:
         self.menubox.update_title(_("INVENTORY"))
diff --git a/squirrelbattle/game.py b/squirrelbattle/game.py
index b0a65f4..0553d2e 100644
--- a/squirrelbattle/game.py
+++ b/squirrelbattle/game.py
@@ -61,16 +61,18 @@ class Game:
         self.map.spawn_random_entities(randint(3, 10))
         self.inventory_menu.update_player(self.player)
 
-    def run(self, screen: Any) -> None:
+    def run(self, screen: Any) -> None:  # pragma no cover
         """
         Main infinite loop.
         We wait for the player's action, then we do what that should be done
         when the given key gets pressed.
         """
-        while True:  # pragma no cover
+        screen.refresh()
+        while True:
             screen.erase()
-            screen.refresh()
+            screen.noutrefresh()
             self.display_actions(DisplayActions.REFRESH)
+            curses.doupdate()
             key = screen.getkey()
             if key == "KEY_MOUSE":
                 _ignored1, x, y, _ignored2, _ignored3 = curses.getmouse()
diff --git a/squirrelbattle/tests/screen.py b/squirrelbattle/tests/screen.py
index 9a8afe6..470aeef 100644
--- a/squirrelbattle/tests/screen.py
+++ b/squirrelbattle/tests/screen.py
@@ -12,8 +12,8 @@ class FakePad:
     def addstr(self, y: int, x: int, message: str, color: int = 0) -> None:
         pass
 
-    def refresh(self, pminrow: int, pmincol: int, sminrow: int,
-                smincol: int, smaxrow: int, smaxcol: int) -> None:
+    def noutrefresh(self, pminrow: int, pmincol: int, sminrow: int,
+                    smincol: int, smaxrow: int, smaxcol: int) -> None:
         pass
 
     def erase(self) -> None: