diff --git a/proyecto/docker-compose-devel-mongo.yml b/proyecto/docker-compose-devel-mongo.yml
index a726ccc..7602ef8 100644
--- a/proyecto/docker-compose-devel-mongo.yml
+++ b/proyecto/docker-compose-devel-mongo.yml
@@ -4,16 +4,17 @@ services:
   ssdd-frontend:
     build: frontend/.
     ports:
-      - 5010:5000
+      - 5010:5010
     env_file: mongo.env
     environment:
       - FLASK_APP=app/app.py
       - FLASK_DEBUG=true
+      - PORT=5010
 
   ssdd-llamachat:
     image: dsevilla/ssdd-llamachat:1.0
     ports:
-      - 5020:5000
+      - 5020:5020
 
   db-mongo:
     build: db-mongo/.
diff --git a/proyecto/docker-compose-devel.yml b/proyecto/docker-compose-devel.yml
index 7b03860..4c1e3f6 100644
--- a/proyecto/docker-compose-devel.yml
+++ b/proyecto/docker-compose-devel.yml
@@ -4,16 +4,17 @@ services:
   ssdd-frontend:
     build: frontend/.
     ports:
-      - 5010:5000
+      - 5010:5010
     env_file: sql.env
     environment:
       - FLASK_APP=app/app.py
       - FLASK_DEBUG=true
+      - PORT=5010
 
   ssdd-llamachat:
     image: dsevilla/ssdd-llamachat:1.0
     ports:
-      - 5020:5000
+      - 5020:5020
 
   db-mysql:
     build: db-mysql/.
diff --git a/proyecto/docker-compose.yml b/proyecto/docker-compose.yml
index 8be51c5..d8c7af9 100644
--- a/proyecto/docker-compose.yml
+++ b/proyecto/docker-compose.yml
@@ -4,16 +4,17 @@ services:
   ssdd-frontend:
     image: dsevilla/ssdd-frontend:1.0
     ports:
-      - 5010:5000
+      - 5010:5010
     env_file: sql.env
     environment:
       - FLASK_APP=app/app.py
       - FLASK_DEBUG=true
+      - PORT=5010
 
   ssdd-llamachat:
     image: dsevilla/ssdd-llamachat:1.0
     ports:
-      - 5020:5000
+      - 5020:5020
 
   db-mysql:
     build: db-mysql/.
diff --git a/proyecto/frontend/Dockerfile b/proyecto/frontend/Dockerfile
index ce4aa4e..21c2694 100644
--- a/proyecto/frontend/Dockerfile
+++ b/proyecto/frontend/Dockerfile
@@ -8,7 +8,8 @@ RUN pip install -r requirements.txt
 
 ENV FLASK_APP="app/app.py"
 ENV FLASK_DEBUG=true
+ENV PORT=5010
 
-EXPOSE 5000
+EXPOSE 5010
 
-CMD [ "flask", "run", "--host=0.0.0.0" ]
+CMD [ "flask", "run", "--host=0.0.0.0", "--port=5010" ]
diff --git a/proyecto/frontend/Dockerfile-devel b/proyecto/frontend/Dockerfile-devel
index 2fd6941..2b42e26 100644
--- a/proyecto/frontend/Dockerfile-devel
+++ b/proyecto/frontend/Dockerfile-devel
@@ -11,7 +11,8 @@ RUN pip install -r requirements.txt
 
 ENV FLASK_APP="app/app.py"
 ENV FLASK_DEBUG=false
+ENV PORT=5010
 
-EXPOSE 5000
+EXPOSE 5010
 
-CMD [ "flask", "run", "--host=0.0.0.0" ]
+CMD [ "flask", "run", "--host=0.0.0.0", "--port=5010" ]
diff --git a/proyecto/frontend/app/app.py b/proyecto/frontend/app/app.py
index d1c5e54..e72b836 100644
--- a/proyecto/frontend/app/app.py
+++ b/proyecto/frontend/app/app.py
@@ -64,4 +64,4 @@ def load_user(user_id):
     return None
 
 if __name__ == '__main__':
-    app.run(debug=True, host='0.0.0.0')
+    app.run(debug=True, host='0.0.0.0', port=int(os.environ.get('PORT', 5010)))
diff --git a/proyecto/frontend/docker-compose-devel.yml b/proyecto/frontend/docker-compose-devel.yml
index fbf78a3..d9cac4b 100644
--- a/proyecto/frontend/docker-compose-devel.yml
+++ b/proyecto/frontend/docker-compose-devel.yml
@@ -6,7 +6,7 @@ services:
       context: .
       dockerfile: Dockerfile-devel
     ports:
-      - "5010:5000"
+      - "5010:5010"
     volumes:
       - .:/ssdd-frontend
     user: root
@@ -15,4 +15,5 @@ services:
     environment:
       - FLASK_APP=app/app.py
       - FLASK_DEBUG=false
+      - PORT=5010
 
diff --git a/proyecto/llamachat/Dockerfile b/proyecto/llamachat/Dockerfile
index 2fb35f9..0f5f608 100644
--- a/proyecto/llamachat/Dockerfile
+++ b/proyecto/llamachat/Dockerfile
@@ -12,4 +12,4 @@ ENV FLASK_DEBUG=true
 
 EXPOSE 5020
 
-CMD [ "flask", "run", "--host=0.0.0.0" ]
+CMD [ "flask", "run", "--host=0.0.0.0", "--port=5020" ]
diff --git a/proyecto/llamachat/app/app.py b/proyecto/llamachat/app/app.py
index 4043b4e..19d9f29 100644
--- a/proyecto/llamachat/app/app.py
+++ b/proyecto/llamachat/app/app.py
@@ -50,7 +50,6 @@ def llm(self, token, prompt):
         
 llm = LLM()
 
-app = Flask(__name__, static_url_path='')
 
 def init_model_and_process_requests():
     global llm
@@ -85,6 +84,10 @@ def handle_response_request(prompt: dict) -> dict:
     
     return token
 
+
+app = Flask(__name__, static_url_path='', port=)
+
+
 # Configurar el secret_key. OJO, no debe ir en un servidor git público.
 # Python ofrece varias formas de almacenar esto de forma segura, que
 # no cubriremos aquí.
@@ -134,4 +137,4 @@ def healthcheck():
     # Start the download of the model, if needed
     Thread(target=init_model_and_process_requests).start()
 
-    app.run(debug=True, host='0.0.0.0')
+    app.run(debug=True, host='0.0.0.0', port=int(os.environ.get('PORT', 5020)))