diff --git a/avers-api.cabal b/avers-api.cabal
--- a/avers-api.cabal
+++ b/avers-api.cabal
@@ -1,5 +1,5 @@
 name:                avers-api
-version:             0.0.17.2
+version:             0.0.18.0
 synopsis:            Types describing the core and extended Avers APIs
 description:         See README
 homepage:            http://github.com/wereHamster/avers-api
diff --git a/src/Avers/API.hs b/src/Avers/API.hs
--- a/src/Avers/API.hs
+++ b/src/Avers/API.hs
@@ -23,7 +23,6 @@
     , UploadBlob
     , LookupBlob
     , LookupBlobContent
-    , Signup
 
     , CacheValidationToken, Cacheable
 
@@ -174,16 +173,7 @@
     :> Credentials
     :> Get '[OctetStream] (Headers '[Header "Content-Type" Text] BlobContent)
 
--- | Similar to CreateObject but no authorization is required. Instead,
--- a different mechanism is used to ensure that the client is allowed
--- to execute the action (eg. an captcha).
-type Signup
-    = "signup"
-    :> ReqBody '[JSON] SignupBody
-    :> Post '[JSON] SignupResponse
 
-
-
 --------------------------------------------------------------------------------
 -- | The complete Avers API as a data type.
 
@@ -205,4 +195,3 @@
     :<|> UploadBlob
     :<|> LookupBlob
     :<|> LookupBlobContent
-    :<|> Signup
diff --git a/src/Avers/API/Types.hs b/src/Avers/API/Types.hs
--- a/src/Avers/API/Types.hs
+++ b/src/Avers/API/Types.hs
@@ -293,22 +293,3 @@
         , "size" .= lbrSize x
         , "contentType" .= lbrContentType x
         ]
-
-
-
---------------------------------------------------------------------------------
--- Signup
-
-data SignupBody = SignupBody
-    {
-    } deriving (Generic)
-
-instance FromJSON SignupBody where
-    parseJSON = undefined
-
-data SignupResponse = SignupResponse
-    {
-    } deriving (Generic)
-
-instance ToJSON SignupResponse where
-    toJSON = undefined