diff --git a/conferer.cabal b/conferer.cabal
--- a/conferer.cabal
+++ b/conferer.cabal
@@ -4,10 +4,10 @@
 --
 -- see: https://github.com/sol/hpack
 --
--- hash: 27fd2a5bad0744bb410d47e23efe3ef9a76a0bb35bd073e397f8f5f6c5c9a796
+-- hash: e552d9d4fb2015426d2449faa43210effb8b691535d57dcfd6e027c4c4a8208b
 
 name:           conferer
-version:        0.4.0.0
+version:        0.4.1.0
 synopsis:       Configuration management library
 
 description:    Library to abstract the parsing of many haskell config values from different config sources
diff --git a/src/Conferer/FromConfig/Basics.hs b/src/Conferer/FromConfig/Basics.hs
--- a/src/Conferer/FromConfig/Basics.hs
+++ b/src/Conferer/FromConfig/Basics.hs
@@ -30,6 +30,15 @@
       Nothing -> do
         evaluate old
 
+instance FromConfig () where
+  updateFromConfig key config _ = do
+    return ()
+  fetchFromConfig key config = do
+    return $ Just ()
+
+instance DefaultConfig () where
+  configDef = ()
+
 instance FromConfig Int where
   updateFromConfig = updateAllAtOnceUsingFetch
   fetchFromConfig = fetchFromConfigByRead