diff --git a/appointment/__init__.py b/appointment/__init__.py
index 7c25e4e..eeeb2cd 100644
--- a/appointment/__init__.py
+++ b/appointment/__init__.py
@@ -5,5 +5,5 @@
 __package_name__ = "django-appointment"
 __url__ = "https://github.com/adamspd/django-appointment"
 __package_website__ = "https://django-appt.adamspierredavid.com/"
-__version__ = "3.1.2"
+__version__ = "3.1.3"
 __test_version__ = False
diff --git a/appointment/templates/error_pages/304_already_submitted.html b/appointment/templates/error_pages/304_already_submitted.html
index 7b47fdb..3cde2a1 100644
--- a/appointment/templates/error_pages/304_already_submitted.html
+++ b/appointment/templates/error_pages/304_already_submitted.html
@@ -1,4 +1,4 @@
-<!-- appointment/templates/appointment/already_submitted.html -->
+<!-- appointment/templates/error_pages/already_submitted.html -->
 {% extends BASE_TEMPLATE %}
 {% load i18n %}
 {% load static %}
@@ -9,10 +9,10 @@
     <meta http-equiv="X-UA-Compatible" content="IE=edge">
 {% endblock %}
 {% block title %}
-    {{ page_title }}
+    {% trans "Not authorized!" %}
 {% endblock %}
 {% block description %}
-    {{ page_description }}
+    {% trans "Form resubmission not allowed." %}
 {% endblock %}
 {% block body %}
  <!-- This is an example component -->
@@ -22,10 +22,10 @@
       		<div class="text-5xl font-dark font-bold">304</div>
             <p
               class="text-2xl md:text-3xl font-light leading-normal"
-            >Sorry, re-submission is not allowed.</p>
-          <p class="mb-8">But don't worry, you can create a new appointment.</p>
+            >{% trans 'Sorry, re-submission is not allowed' %}.</p>
+          <p class="mb-8">{% translate "But don't worry, you can create a new appointment" %}.</p>
 
-          <button onclick="location.href='{% url 'appointment:appointment_request' service_id %}';" class="px-4 inline py-2 text-sm font-medium leading-5 shadow text-white transition-colors duration-150 border border-transparent rounded-lg focus:outline-none focus:shadow-outline-blue bg-blue-600 active:bg-blue-600 hover:bg-blue-700">yes, please do</button>
+          <button onclick="location.href='{% url 'appointment:appointment_request' service_id %}';" class="px-4 inline py-2 text-sm font-medium leading-5 shadow text-white transition-colors duration-150 border border-transparent rounded-lg focus:outline-none focus:shadow-outline-blue bg-blue-600 active:bg-blue-600 hover:bg-blue-700">{% trans "yes, please do" %}</button>
     </div>
       <div class="max-w-lg">
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diff --git a/appointments/settings.py b/appointments/settings.py
index fc9b41f..44c63a6 100644
--- a/appointments/settings.py
+++ b/appointments/settings.py
@@ -14,6 +14,9 @@
 
 from django.conf import locale
 from django.utils.translation import gettext_lazy as _
+from dotenv import load_dotenv
+
+load_dotenv()
 
 # Build paths inside the project like this: BASE_DIR / 'subdir'.
 BASE_DIR = Path(__file__).resolve().parent.parent
@@ -137,8 +140,8 @@
 EMAIL_BACKEND = 'django.core.mail.backends.smtp.EmailBackend'
 EMAIL_HOST = 'smtp.gmail.com'
 EMAIL_PORT = 587
-EMAIL_HOST_USER = "awesome.email@django-appointment.com"
-EMAIL_HOST_PASSWORD = "very-insecure-password"
+EMAIL_HOST_USER = os.getenv('EMAIL_HOST_USER', default="")
+EMAIL_HOST_PASSWORD = os.getenv('EMAIL_HOST_PASSWORD', default="")
 EMAIL_USE_TLS = True
 EMAIL_SUBJECT_PREFIX = ""
 EMAIL_USE_LOCALTIME = True
diff --git a/requirements.txt b/requirements.txt
index ef89e1c..cecd2e7 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,4 +6,5 @@ babel==2.14.0
 setuptools==69.1.0
 pytz~=2024.1
 requests~=2.31.0
-django-q2==1.6.1
\ No newline at end of file
+django-q2==1.6.1
+python-dotenv==1.0.1
\ No newline at end of file