diff --git a/backend/core/utils.py b/backend/core/utils.py
index c696b23..9f30c0c 100644
--- a/backend/core/utils.py
+++ b/backend/core/utils.py
@@ -11,6 +11,8 @@ matplotlib.use('Agg')
 import matplotlib.pyplot as plt
 from django.contrib.staticfiles.finders import find
 import matplotlib.image as mpimg
+site_domain = settings.SITE_DOMAIN
+
 
 
 
@@ -211,7 +213,7 @@ def get_controls_for_risk(risk, organization):
 
 
 def generate_pdf(document):
-    document_link = f"http://127.0.0.1:8000/document/{document.id}/"
+    document_link = f"{site_domain}/document/{document.id}/"
     pdf_content = HTML(url=document_link).write_pdf()
     
     response = HttpResponse(pdf_content, content_type='application/pdf')
@@ -219,7 +221,7 @@ def generate_pdf(document):
     return response
 
 def generate_first_page_image(document):
-    document_link = f"http://127.0.0.1:8000/document/{document.id}/"
+    document_link = f"{site_domain}/document/{document.id}/"
     
     pdf_bytes = HTML(url=document_link).write_pdf()
     
diff --git a/requirements.txt b/requirements.txt
index 7cadb9d..b326a72 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -15,5 +15,6 @@ PyYAML==6.0.2
 celery==5.4.0
 django-celery-results==2.5.1
 redis==5.2.1
-
+weasyprint==65.1
+matplotlib==3.10.1