diff --git a/pkgs/development/libraries/haskell/smtp-mail/default.nix b/pkgs/development/libraries/haskell/smtp-mail/default.nix
index e07ed9e236b3..814a89f70c2c 100644
--- a/pkgs/development/libraries/haskell/smtp-mail/default.nix
+++ b/pkgs/development/libraries/haskell/smtp-mail/default.nix
@@ -4,8 +4,8 @@
 
 cabal.mkDerivation (self: {
   pname = "smtp-mail";
-  version = "0.1.4.3";
-  sha256 = "0kpm42n7s3rvkn9i3s8wvkdrq2d85qy422y6p2r4s7nivh6sx1dk";
+  version = "0.1.4.4";
+  sha256 = "055b736sr9w4dxf1p5xjfsisqxk49kz4d3hyqwgdvi8zzvi31vp6";
   buildDepends = [
     base16Bytestring base64Bytestring cryptohash filepath mimeMail
     network text