diff --git a/flaskapp.py b/flaskapp.py
index 86ca3e49aed09faea304bb84167b45c8acb87656..961ea02c81f83eb00a0b66c5a629319f01490609 100644
--- a/flaskapp.py
+++ b/flaskapp.py
@@ -7,7 +7,7 @@ from flask import Flask, request, jsonify
 app = Flask(__name__)
 
 # Generate a random number between 1 and 11
-secret_number = random.randint(1, 20)
+secret_number = random.randint(1, 21)
 
 
 @app.route('/guess', methods=['POST'])
@@ -19,7 +19,7 @@ def guess_number():
 
     user_guess = data['guess']
 
-    if not isinstance(user_guess, int) or user_guess < 1 or user_guess > 20:
+    if not isinstance(user_guess, int) or user_guess < 1 or user_guess > 21:
         return jsonify({"error": "Guess must be an integer between 1 and 11"}), 400
 
     if user_guess == secret_number:
diff --git a/request.py b/request.py
index a76cfc62e936a4da3a912f72a02e264b7a62dfcc..c9ad0251b33cb0fb97ac3c2ae87bafe641b7fa55 100644
--- a/request.py
+++ b/request.py
@@ -22,7 +22,7 @@ def make_guess(guess):
 # Make 5 random guesses
 for _ in range(12):
     # Generate a random guess between 1 and 11
-    guess = random.randint(1, 20)
+    guess = random.randint(1, 21)
     make_guess(guess)
 
 # Try an invalid guess (string instead of integer)