diff --git a/config.txt b/config.txt
index ed23b45..8f1791e 100644
--- a/config.txt
+++ b/config.txt
@@ -6,12 +6,4 @@ OUTPUT_FILE=con
 PERFECT=True
 GENERATOR=DFS
 SOLVER=AStar
-salut
-#
-#
-#
-#
-#
-#
-#
-##
+SEED=168431
diff --git a/src/AMazeIng.py b/src/AMazeIng.py
index 29cf16a..5688288 100644
--- a/src/AMazeIng.py
+++ b/src/AMazeIng.py
@@ -21,6 +21,7 @@ class AMazeIng(BaseModel):
     maze: Maze = Field(default=Maze(None))
     generator: MazeGenerator
     solver: MazeSolver
+    seed: int | None = Field(default=None)
 
     @model_validator(mode="after")
     def check_entry_exit(self) -> Self:
@@ -48,7 +49,9 @@ class AMazeIng(BaseModel):
         Yields:
             The current maze state after each generation step.
         """
-        for array in self.generator.generator(self.height, self.width):
+        for array in self.generator.generator(
+            self.height, self.width, self.seed
+        ):
             self.maze.set_maze(array)
             yield self.maze
         return
diff --git a/src/mazegen/MazeGenerator.py b/src/mazegen/MazeGenerator.py
index 560cf67..9506bcf 100644
--- a/src/mazegen/MazeGenerator.py
+++ b/src/mazegen/MazeGenerator.py
@@ -369,7 +369,7 @@ class DepthFirstSearch(MazeGenerator):
             The final generated maze.
         """
         if seed is not None:
-            np.random.seed(seed)
+            random.seed(seed)
         maze = self.init_maze(width, height)
         if width > 10 and height > 10:
             self.forty_two = self.get_cell_ft(width, height)
diff --git a/src/parsing/Parsing.py b/src/parsing/Parsing.py
index 6b4314a..38fcda6 100644
--- a/src/parsing/Parsing.py
+++ b/src/parsing/Parsing.py
@@ -62,14 +62,12 @@ class DataMaze:
             "GENERATOR",
             "SOLVER",
         }
-        set_key = {key for key in data.keys()}
-        if len(set_key) != len(key_test):
-            raise KeyError("Missing some data the len do not correspond")
-        res_key = {key for key in set_key if key not in key_test}
-        if len(res_key) != 0:
-            raise KeyError(
-                "Some Key " f"do not correspond the keys: {res_key}"
-            )
+        i = 0
+        for key in data:
+            if key in key_test:
+                i += 1
+        if len(key_test) != i:
+            raise Exception("Some mandatory key not provide")
 
     @staticmethod
     def convert_values(data: dict[str, str]) -> dict[str, Any]:
@@ -88,6 +86,10 @@ class DataMaze:
         res: dict[str, Any] = {}
         for key in key_int:
             res.update({key: int(data[key])})
+        try:
+            res.update({"SEED": int(data["SEED"])})
+        except KeyError:
+            pass
         for key in key_tuple:
             res.update({key: DataMaze.convert_tuple(data[key])})
         for key in key_bool: