diff --git a/src/ZcashHaskell/Utils.hs b/src/ZcashHaskell/Utils.hs
index e7e1aae..e060e18 100644
--- a/src/ZcashHaskell/Utils.hs
+++ b/src/ZcashHaskell/Utils.hs
@@ -137,22 +137,22 @@ createTransaction sapAnchor orchAnchor tSpend sSpend oSpend outgoing znet bh bui
   processResult $! txResult
   where
     processResult :: HexString -> Either TxError HexString
-    processResult input =
-      if BS.length (hexBytes input) > 1
-        then Right input
-        else case head (BS.unpack $ hexBytes input) of
-               0 -> Left InsufficientFunds
-               1 -> Left ChangeRequired
-               2 -> Left Fee
-               3 -> Left Balance
-               4 -> Left TransparentBuild
-               5 -> Left SaplingBuild
-               6 -> Left OrchardBuild
-               7 -> Left OrchardSpend
-               8 -> Left OrchardRecipient
-               9 -> Left SaplingBuilderNotAvailable
-               10 -> Left OrchardBuilderNotAvailable
-               _ -> Left ZHError
+    processResult input
+      | BS.length (hexBytes input) > 1 = Right input
+      | otherwise =
+        case head (BS.unpack $ hexBytes input) of
+          0 -> Left InsufficientFunds
+          1 -> Left ChangeRequired
+          2 -> Left Fee
+          3 -> Left Balance
+          4 -> Left TransparentBuild
+          5 -> Left SaplingBuild
+          6 -> Left OrchardBuild
+          7 -> Left OrchardSpend
+          8 -> Left OrchardRecipient
+          9 -> Left SaplingBuilderNotAvailable
+          10 -> Left OrchardBuilderNotAvailable
+          _ -> Left ZHError
     txResult =
       withPureBorshVarBuffer $
       rustWrapperCreateTx