diff --git a/include/level.h b/include/level.h
index 067f671..1c394b9 100644
--- a/include/level.h
+++ b/include/level.h
@@ -7,7 +7,7 @@ typedef struct Level
 {
 	int width;  /* in tiles */
 	int height; /* in tiles */
-	unsigned char *tiles[]; /* points toward the level content */
+	const unsigned char **tiles; /* points toward the level content */
 } Level;
 
 void level_step(Level *level);
diff --git a/src/main.c b/src/main.c
index 66eff3f..031e0ec 100644
--- a/src/main.c
+++ b/src/main.c
@@ -28,15 +28,20 @@ int play_level(int level_id)
 		.pos = {0, 0}
 	};
 
+	const unsigned char level_content[] = {127};
+	const unsigned char level_content2[] = {63};
+	const unsigned char *level_contents[] = {level_content, level_content2};
 	/* create level */
 	Level level = {
 		.width = 0,
-		.height = 0
+		.height = 0,
+		.tiles = level_contents
 	};
 
 	/* create camera */
 	Camera camera = {
-		.pos = {127, 63},
+		//.pos = {127, 63},
+		.pos = {level.tiles[0][0], level.tiles[1][0]}, /* test code */
 		.target = &player.pos,
 		.speed = 0.0005
 	};