diff --git a/mockazo.cabal b/mockazo.cabal
--- a/mockazo.cabal
+++ b/mockazo.cabal
@@ -4,10 +4,10 @@
 --
 -- see: https://github.com/sol/hpack
 --
--- hash: 835e8ef5d2e80d1f671e85ac3cee6fc223d5a0055d244bf702a12ea687d50cd7
+-- hash: 70df2f10973c81e46d821b983f5e34da9259332300e55b19450c28ddf2c78bbf
 
 name:           mockazo
-version:        0.1.0
+version:        0.1.1
 synopsis:       Mock records of functions easily
 description:    Please see the README on GitHub at <https://github.com/theam/mockazo#readme>
 category:       Testing
diff --git a/src/Data/Component/Mock/TH/Instance.hs b/src/Data/Component/Mock/TH/Instance.hs
--- a/src/Data/Component/Mock/TH/Instance.hs
+++ b/src/Data/Component/Mock/TH/Instance.hs
@@ -88,10 +88,8 @@
       condition
     (condition : moreConditions) ->
       foldl' joinConditions condition moreConditions
-    other ->
-      error
-      $ "Mockazo: Error when running 'makeCondition' for value '" <> show other <> "'\n"
-      <> "Please file an issue for this at https://github.com/theam/mockazo/issues"
+    [] ->
+      (Meta.ConE $ Meta.mkName "True")
  where
   compareVars v v' =
     Meta.UInfixE v (Meta.VarE (Meta.mkName "==")) v'
diff --git a/test/Mock/SingleKinded.hs b/test/Mock/SingleKinded.hs
--- a/test/Mock/SingleKinded.hs
+++ b/test/Mock/SingleKinded.hs
@@ -11,6 +11,7 @@
 data Component context = Component
   { foo :: Int -> Int -> context ()
   , bar :: Text -> context Int
+  , quux :: context Int
   }
 
 makeMock ''Component
@@ -18,5 +19,5 @@
 test :: Monad context => Component context -> context ()
 test Component{..} = do
   x <- bar "x"
-  y <- bar "y"
+  y <- quux
   foo x y
diff --git a/test/Spec.hs b/test/Spec.hs
--- a/test/Spec.hs
+++ b/test/Spec.hs
@@ -15,7 +15,7 @@
         runMock
           $ withActions
             [ SingleKinded.Bar "x" :-> 3
-            , SingleKinded.Bar "y" :-> 4
+            , SingleKinded.Quux :-> 4
             , SingleKinded.Foo 3 4 :-> ()
             ]
           $ SingleKinded.test mock