diff --git a/sydent/http/httpserver.py b/sydent/http/httpserver.py
index 2ce85ffe..98bb2b18 100644
--- a/sydent/http/httpserver.py
+++ b/sydent/http/httpserver.py
@@ -74,10 +74,12 @@ def __init__(self, sydent):
         identity.putChild(b'v2', v2)
         api.putChild(b'v1', v1)
 
-        v1.putChild(b'validate', validate)
         validate.putChild(b'email', email)
         validate.putChild(b'msisdn', msisdn)
 
+        if self.sydent.enable_v1_associations:
+            v1.putChild(b'validate', validate)
+
         v1.putChild(b'lookup', lookup)
         v1.putChild(b'bulk_lookup', bulk_lookup)
 
@@ -87,11 +89,13 @@ def __init__(self, sydent):
         pubkey.putChild(b'ephemeral', ephemeralPubkey)
         ephemeralPubkey.putChild(b'isvalid', self.sydent.servlets.ephemeralPubkeyIsValid)
 
-        v1.putChild(b'3pid', threepid)
         threepid.putChild(b'bind', bind)
         threepid.putChild(b'unbind', unbind)
         threepid.putChild(b'getValidated3pid', getValidated3pid)
 
+        if self.sydent.enable_v1_associations:
+            v1.putChild(b'3pid', threepid)
+
         email.putChild(b'requestToken', emailReqCode)
         email.putChild(b'submitToken', emailValCode)
 
diff --git a/sydent/sydent.py b/sydent/sydent.py
index f566fef9..5893bd22 100644
--- a/sydent/sydent.py
+++ b/sydent/sydent.py
@@ -89,6 +89,9 @@
 
         # The following can be added to your local config file to enable sentry support.
         # 'sentry_dsn': 'https://...'  # The DSN has configured in the sentry instance project.
+
+        # Whether clients and homeservers can register an association using v1 endpoints.
+        'enable_v1_associations': 'true',
     },
     'db': {
         'db.file': 'sydent.db',
@@ -169,6 +172,10 @@ def __init__(self, cfg, reactor=twisted.internet.reactor):
                 addr=self.cfg.get("general", "prometheus_addr"),
             )
 
+        self.enable_v1_associations = parse_cfg_bool(
+            self.cfg.get("general", "enable_v1_associations")
+        )
+
         # See if a pepper already exists in the database
         # Note: This MUST be run before we start serving requests, otherwise lookups for
         # 3PID hashes may come in before we've completed generating them
@@ -360,6 +367,10 @@ def get_config_file_path():
     return os.environ.get('SYDENT_CONF', "sydent.conf")
 
 
+def parse_cfg_bool(value):
+    return value.lower() == "true"
+
+
 if __name__ == '__main__':
     cfg = parse_config_file(get_config_file_path())
     setup_logging(cfg)