diff --git a/docs/releases.rst b/docs/releases.rst
index f1d2149..5874751 100644
--- a/docs/releases.rst
+++ b/docs/releases.rst
@@ -7,6 +7,8 @@ Release Notes
 
 * Only render SEO meta tags if a page object is present in the template context.
 
+* Check for empty site when getting site name.
+
 
 2.0.0
 -----
@@ -25,6 +27,8 @@ Release Notes
 
 * Only render SEO meta tags if a page object is present in the template context.
 
+* Check for empty site when getting site name.
+
 
 1.0.0
 -----
diff --git a/wagtailseo/models.py b/wagtailseo/models.py
index 20ff9e4..c603906 100644
--- a/wagtailseo/models.py
+++ b/wagtailseo/models.py
@@ -293,8 +293,9 @@ def seo_sitename(self) -> str:
         Gets the site name.
         Override in your Page model as necessary.
         """
-        if self.get_site():
-            return self.get_site().site_name
+        s = self.get_site()
+        if s:
+            return s.site_name
         return ""
 
     @property