diff --git a/haskell/haskell-fast-logger/haskell-fast-logger.info b/haskell/haskell-fast-logger/haskell-fast-logger.info
index e9c0f7455e..f6cc79aa91 100644
--- a/haskell/haskell-fast-logger/haskell-fast-logger.info
+++ b/haskell/haskell-fast-logger/haskell-fast-logger.info
@@ -5,6 +5,6 @@ DOWNLOAD="https://hackage.haskell.org/packages/archive/fast-logger/2.4.11/fast-l
 MD5SUM="1c34dd65c86e4b395147078fb0eabeeb"
 DOWNLOAD_x86_64=""
 MD5SUM_x86_64=""
-REQUIRES="haskell-auto-update haskell-bytestring-builder haskell-easy-file haskell-old-locale haskell-unix-time"
+REQUIRES="haskell-auto-update haskell-bytestring-builder haskell-easy-file haskell-unix-time"
 MAINTAINER="David Spencer"
 EMAIL="baildon.research@googlemail.com"