diff --git a/src/Text/Printf/TH.hs b/src/Text/Printf/TH.hs
--- a/src/Text/Printf/TH.hs
+++ b/src/Text/Printf/TH.hs
@@ -139,7 +139,7 @@
     let processor = if pr then [e|output|] else [e|id|]
     lamE (concatMap collectArgs ns) [e|$(processor) (mconcat $(listE $ map arg ns) :: $(conT ty))|]
     where
-        argify p@Plain{..} = return $ PrintfArg p Nothing Nothing Nothing
+        argify p@Plain{} = return $ PrintfArg p Nothing Nothing Nothing
         argify c@Chunk{spec = Percent} = return $ PrintfArg c Nothing Nothing Nothing
         argify c@Chunk{width = w, precision = p} = do
             wa <- if w == Just WidthStar
diff --git a/th-printf.cabal b/th-printf.cabal
--- a/th-printf.cabal
+++ b/th-printf.cabal
@@ -1,5 +1,5 @@
 name:                th-printf
-version:             0.3.0.0
+version:             0.3.1
 synopsis:            Compile-time printf
 description:         Quasiquoters for printf: string, bytestring, text.
 homepage:            https://github.com/joelteon/th-printf
@@ -14,7 +14,7 @@
 library
   hs-source-dirs:      src
   exposed-modules:     Text.Printf.TH
-  build-depends:       base <4.8
+  build-depends:       base <4.10
                      , attoparsec
                      , bytestring
                      , template-haskell