diff --git a/src/PaymentServer/Redemption.hs b/src/PaymentServer/Redemption.hs
index f12b247700a3ab1fc6dbb7a060eb9f47d2cda2eb..53f65736fbba74c209bf8285d219f0d62c9f0995 100644
--- a/src/PaymentServer/Redemption.hs
+++ b/src/PaymentServer/Redemption.hs
@@ -21,7 +21,6 @@ import Data.Text
   ( Text
   , pack
   )
-import qualified Data.Text.IO as TextIO
 import Data.Text.Encoding
   ( encodeUtf8
   )