diff --git a/siphon.cabal b/siphon.cabal
--- a/siphon.cabal
+++ b/siphon.cabal
@@ -1,5 +1,5 @@
 name: siphon
-version: 0.8.1
+version: 0.8.1.1
 synopsis: Encode and decode CSV files
 description: Please see README.md
 homepage: https://github.com/andrewthad/colonnade#readme
@@ -13,12 +13,12 @@
 cabal-version: >=1.10
 
 library
-  hs-source-dirs:      src
+  hs-source-dirs: src
   exposed-modules:
     Siphon
     Siphon.Types
   build-depends:
-      base >= 4.9 && < 5
+      base >= 4.8 && < 5
     , colonnade >= 1.2 && < 1.3
     , text >= 1.0 && < 1.3
     , bytestring
@@ -26,7 +26,8 @@
     , streaming >= 0.1.4 && < 0.3
     , attoparsec
     , transformers >= 0.5 && < 0.6
-  default-language:    Haskell2010
+    , semigroups >= 0.18.2 && < 0.20
+  default-language: Haskell2010
 
 test-suite doctest
   type: exitcode-stdio-1.0
@@ -36,9 +37,9 @@
       base
     , siphon
     , doctest >= 0.10
-  default-language:    Haskell2010
+  default-language: Haskell2010
 
-test-suite siphon-test
+test-suite test
   type: exitcode-stdio-1.0
   hs-source-dirs: test
   main-is: Test.hs
diff --git a/test/Test.hs b/test/Test.hs
--- a/test/Test.hs
+++ b/test/Test.hs
@@ -79,6 +79,15 @@
                 ]
               )
             ) @?= ([(244,intToWord8 (ord 'z'),True)] :> Nothing)
+    , testCase "Headed Decoding (geolite)"
+        $ ( runIdentity . SMP.toList )
+            ( S.decodeCsvUtf8 decodingGeolite
+              ( SMP.yield $ BC8.pack $ concat
+                [ "network,autonomous_system_number,autonomous_system_organization\n"
+                , "1,z,y\n"
+                ]
+              )
+            ) @?= ([(1,intToWord8 (ord 'z'),intToWord8 (ord 'y'))] :> Nothing)
     , testCase "Headed Decoding (escaped characters, one big chunk)"
         $ ( runIdentity . SMP.toList )
             ( S.decodeCsvUtf8 decodingF
@@ -148,6 +157,12 @@
 
 decodingF :: Siphon Headed ByteString ByteString
 decodingF = S.headed "name" Just
+
+decodingGeolite :: Siphon Headed ByteString (Int,Word8,Word8)
+decodingGeolite = (,,)
+  <$> S.headed "network" dbInt
+  <*> S.headed "autonomous_system_number" dbWord8
+  <*> S.headed "autonomous_system_organization" dbWord8
 
 
 encodingA :: Colonnade Headless (Int,Char,Bool) ByteString