diff --git a/app.py b/app.py
index 79220b8..65c8f35 100644
--- a/app.py
+++ b/app.py
@@ -43,7 +43,7 @@ class App(Tk):
 
         self.solver = Solver(self.maze)
 
-        self.algorithm_map = {
+        self.search_algorithms = {
             "Breadth-First Search": self.solver.solve_with_dfs_r,
             "Depth-First Search": self.solver.solve_with_bfs_r,
         }
@@ -62,11 +62,13 @@ class App(Tk):
             command=self.maze.generate,
         )
         generate.pack()
+        tuple_of_algorithms = tuple(self.search_algorithms.keys())
         algorithm = StringVar()
-        combobox = ttk.Combobox(frame, textvariable=algorithm)
+        algorithm.set(tuple_of_algorithms[0])
         algorithm_label = ttk.Label(frame, text="Searching algorithm:")
         algorithm_label.pack()
-        combobox["values"] = ("Breadth-First Search", "Depth-First Search")
+        combobox = ttk.Combobox(frame, textvariable=algorithm)
+        combobox["values"] = tuple_of_algorithms
         combobox["state"] = "readonly"
         combobox.pack()
         randomness = BooleanVar()
@@ -82,7 +84,7 @@ class App(Tk):
             frame,
             text="Solve the maze",
             command=lambda: self.solver.solve(
-                solve_method=self.algorithm_map[algorithm.get()],
+                solve_method=self.search_algorithms[algorithm.get()],
                 enable_random_direction=randomness.get(),
             ),
         )