diff --git a/hypha/settings/base.py b/hypha/settings/base.py
index 7524adc3ed3fff2b1c147312881f99f6209d6386..6bd4255830a348abb7f259b98eadb11765006478 100644
--- a/hypha/settings/base.py
+++ b/hypha/settings/base.py
@@ -590,7 +590,7 @@ if env.bool('BASIC_AUTH_ENABLED', False):
 if env.str('PRIMARY_HOST', None):
     # This is used by Wagtail's email notifications for constructing absolute
     # URLs.
-    BASE_URL = 'https://{}'.format(env.str('PRIMARY_HOST'))
+    WAGTAILADMIN_BASE_URL = 'https://{}'.format(env.str('PRIMARY_HOST'))
 
 
 # Security configuration
diff --git a/hypha/settings/dev.py b/hypha/settings/dev.py
index e791ab1b3d4204629113a02726f9ca64bb6f1367..3cf8f5b5e101b4a13b1759656bce40c4f7bebbab 100644
--- a/hypha/settings/dev.py
+++ b/hypha/settings/dev.py
@@ -10,7 +10,7 @@ WAGTAIL_CACHE = False
 
 ALLOWED_HOSTS = ['apply.localhost', 'localhost', '127.0.0.1', 'hypha.test', 'apply.hypha.test']
 
-BASE_URL = 'http://localhost:8000'
+WAGTAILADMIN_BASE_URL = 'http://localhost:8000'
 
 EMAIL_BACKEND = 'django.core.mail.backends.console.EmailBackend'
 
diff --git a/hypha/settings/local.py.example b/hypha/settings/local.py.example
index 2d56572e60fc84ebfb065f5bc93ccf5791d47e27..d4d6b8d80fb67db57b3da668444f44cdb1466cd0 100644
--- a/hypha/settings/local.py.example
+++ b/hypha/settings/local.py.example
@@ -14,7 +14,7 @@ CACHES = {
 
 # ALLOWED_HOSTS = ['apply.hypha.test', 'hypha.test', '127.0.0.1']
 
-# BASE_URL = 'http://hypha.test'
+# WAGTAILADMIN_BASE_URL = 'http://hypha.test'
 
 # Turn off DEBUG mode.
 # DEBUG = False