diff --git a/mvp/server/core/game/GameSession.py b/mvp/server/core/game/GameSession.py
index e30dcca..555112c 100644
--- a/mvp/server/core/game/GameSession.py
+++ b/mvp/server/core/game/GameSession.py
@@ -113,9 +113,9 @@ def do_maintenance(self) -> bool:
         if self.available_funds < MAINTENANCE_COST:
             return False
 
+        self.current_step += 1
         self.available_funds -= MAINTENANCE_COST
         self.machine_state.do_maintenance()
-        self.current_step += 1
         self.update_rul_prediction()
 
         return True
@@ -124,9 +124,9 @@ def purchase_sensor(self, sensor: str) -> bool:
         if self.available_funds < SENSOR_COST:
             return False
 
+        self.current_step += 1
         self.available_funds -= SENSOR_COST
         self.available_sensors[sensor] = True
-        self.current_step += 1
         self.update_rul_prediction()
 
         return True