diff --git a/src/Network/HTTP/Download.hs b/src/Network/HTTP/Download.hs
index 8be9a1be..4216af78 100644
--- a/src/Network/HTTP/Download.hs
+++ b/src/Network/HTTP/Download.hs
@@ -4,6 +4,7 @@
 module Network.HTTP.Download
     ( DownloadRequest
     , mkDownloadRequest
+    , modifyRequest
     , setHashChecks
     , setLengthCheck
     , setRetryPolicy