diff --git a/server/hra/game.py b/server/hra/game.py
index 11b56e7..6ba4af1 100644
--- a/server/hra/game.py
+++ b/server/hra/game.py
@@ -238,8 +238,8 @@ class Occupy(Logic):
             if member["action"] is None:
                 continue
             move_vect = self.MOVE_VECTORS[member["action"]]
-            new_position_y = id_positions[member["id"]][0] + move_vect[0] % self.map_height
-            new_position_x = id_positions[member["id"]][1] + move_vect[1] % self.map_width
+            new_position_y = (id_positions[member["id"]][0] + move_vect[0]) % self.map_height
+            new_position_x = (id_positions[member["id"]][1] + move_vect[1]) % self.map_width
             if hills[new_position_y][new_position_x]:
                 warns.append(self.generate_warn(member["id"], "Voják se snaží vylézt na skálu, což nejde."))