diff --git a/ietf/settings.py b/ietf/settings.py
index ef00ac9be..9121c3de1 100644
--- a/ietf/settings.py
+++ b/ietf/settings.py
@@ -63,7 +63,7 @@ PASSWORD_HASHERS = [
     'django.contrib.auth.hashers.CryptPasswordHasher',
 ]
 
-ALLOWED_HOSTS = [".ietf.org", ".ietf.org.", "209.208.19.216", "4.31.198.44", "127.0.0.1", "localhost:8000", ]
+ALLOWED_HOSTS = [".ietf.org", ".ietf.org.", "209.208.19.216", "4.31.198.44", "127.0.0.1", "localhost", ]
 
 # Server name of the tools server
 TOOLS_SERVER = 'tools.' + IETF_DOMAIN
diff --git a/ietf/settings_testcrawl.py b/ietf/settings_testcrawl.py
index 4ae0f4766..a1b5ce894 100644
--- a/ietf/settings_testcrawl.py
+++ b/ietf/settings_testcrawl.py
@@ -59,7 +59,7 @@ CACHES = {
 
 PASSWORD_HASHERS = [ 'django.contrib.auth.hashers.MD5PasswordHasher', ]
 SERVER_MODE = 'test'
-ALLOWED_HOSTS = ["127.0.0.1", "localhost:8000", "testserver", ]
+ALLOWED_HOSTS = ["127.0.0.1", "localhost", "testserver", ]
 
 SILENCED_SYSTEM_CHECKS = [
     "fields.W342",  # Setting unique=True on a ForeignKey has the same effect as using a OneToOneField.