1 files changed, 2 insertions, 2 deletions
diff --git a/include/game_state.h b/include/game_state.h
index aa49fc8..defe691 100644
--- a/include/game_state.h
+++ b/include/game_state.h
@@ -6,12 +6,12 @@
 #include "shield.h"
 #include "spaceship.h"
 #include <vector>
-#include <iostream>
+#include <string>
 
 class GameState
 {
 public:
-    GameState(std::istream& mapFile);
+    GameState(std::string mapFilename);
 private:
     std::vector<Alien> aliens;
     std::vector<EnemyBullet> bullets;