diff --git a/Shakefile.hs b/Shakefile.hs
--- a/Shakefile.hs
+++ b/Shakefile.hs
@@ -16,12 +16,12 @@
 main :: IO ()
 main = shakeMain $ do
   let pats =
-        [ "stack.yaml"
+        [ "stack*.yaml"
         , "Shakefile.hs"
         , "main//*.hs"
         , "src//*.hs"
         ]
-      pats' = delete "stack.yaml" pats
+      pats' = delete "stack*.yaml" pats
 
   -- | Haskell rules.
   --
diff --git a/loup.cabal b/loup.cabal
--- a/loup.cabal
+++ b/loup.cabal
@@ -1,5 +1,5 @@
 name: loup
-version: 0.0.12
+version: 0.0.13
 cabal-version: >=1.22
 build-type: Simple
 license: MIT
@@ -25,12 +25,11 @@
         amazonka >=1.4.3,
         amazonka-swf >=1.4.3,
         base >=4.8 && <5,
-        basic-prelude >=0.5.2,
         bytestring >=0.10.6.0,
         conduit >=1.2.10,
         lifted-async >=0.9.1.1,
         lifted-base >=0.2.3.11,
-        preamble >=0.0.46,
+        preamble >=0.0.47,
         time >=1.5.0.1,
         turtle >=1.3.6,
         unordered-containers >=0.2.8.0,
@@ -55,7 +54,7 @@
     main-is: actor.hs
     build-depends:
         base >=4.8.2.0,
-        loup >=0.0.12,
+        loup >=0.0.13,
         optparse-generic >=1.1.5
     default-language: Haskell2010
     hs-source-dirs: main
@@ -65,7 +64,7 @@
     main-is: decider.hs
     build-depends:
         base >=4.8.2.0,
-        loup >=0.0.12,
+        loup >=0.0.13,
         optparse-generic >=1.1.5
     default-language: Haskell2010
     hs-source-dirs: main
@@ -75,7 +74,7 @@
     main-is: converger.hs
     build-depends:
         base >=4.8.2.0,
-        loup >=0.0.12,
+        loup >=0.0.13,
         optparse-generic >=1.1.5
     default-language: Haskell2010
     hs-source-dirs: main
diff --git a/src/Network/AWS/Loup/Converge.hs b/src/Network/AWS/Loup/Converge.hs
--- a/src/Network/AWS/Loup/Converge.hs
+++ b/src/Network/AWS/Loup/Converge.hs
@@ -1,4 +1,3 @@
-{-# LANGUAGE CPP               #-}
 {-# LANGUAGE FlexibleContexts  #-}
 {-# LANGUAGE NoImplicitPrelude #-}
 {-# LANGUAGE OverloadedStrings #-}
@@ -57,11 +56,7 @@
     wids <- fromList <$> listWorkflows domain activity
     let fold kvs as action = do
           let g k v bs = do
-#if MIN_VERSION_basic_prelude(0,6,1)
-                let k' = k -.- textFromString (show (hash v))
-#else
-                let k' = k -.- show (hash v)
-#endif
+                let k' = k -.- textShow (hash v)
                 if k' `member` bs then return $ k' `delete` bs else action k' v >> return bs
           ifoldrM g as kvs
     wids' <- fold (pool ^. pWorkers) wids $ \wid input -> do
diff --git a/src/Network/AWS/Loup/Decide.hs b/src/Network/AWS/Loup/Decide.hs
--- a/src/Network/AWS/Loup/Decide.hs
+++ b/src/Network/AWS/Loup/Decide.hs
@@ -127,7 +127,7 @@
 nothing :: MonadDecisionCtx c m => m [Decision]
 nothing = do
   events <- view dcEvents
-  traceError "none" [ "events" .= (show . view heEventType <$> events) ]
+  traceError "none" [ "events" .= (textShow . view heEventType <$> events) ]
   return mempty
 
 -- | Schedule decision based on history events.