diff --git a/project_amber/handlers/const.py b/project_amber/handlers/const.py
index d906a22..bfc0502 100644
--- a/project_amber/handlers/const.py
+++ b/project_amber/handlers/const.py
@@ -13,3 +13,4 @@
 API_REMINDER = "reminder"
 API_QUERY = "query"
 API_VERSION = "version"
+API_SIGNUP = "signup"
diff --git a/project_amber/handlers/misc.py b/project_amber/handlers/misc.py
index c9920e9..90d9ed0 100644
--- a/project_amber/handlers/misc.py
+++ b/project_amber/handlers/misc.py
@@ -1,8 +1,12 @@
 from json import dumps
 
+from project_amber.config import config
 from project_amber.const import VERSION
-from project_amber.handlers.const import API_VERSION
+from project_amber.handlers.const import API_VERSION, API_SIGNUP
+
+signup_allowed = False
+if config["allow_signup"]: signup_allowed = True
 
 
 def version():
-    return dumps({API_VERSION: VERSION})
+    return dumps({API_VERSION: VERSION, API_SIGNUP: signup_allowed})