diff --git a/pkgs/development/libraries/haskell/x509/default.nix b/pkgs/development/libraries/haskell/x509/default.nix
index 24ebf7462026..d8fd7030f14f 100644
--- a/pkgs/development/libraries/haskell/x509/default.nix
+++ b/pkgs/development/libraries/haskell/x509/default.nix
@@ -5,8 +5,8 @@
 
 cabal.mkDerivation (self: {
   pname = "x509";
-  version = "1.4.10";
-  sha256 = "1xsq0g7f5ki6l9yx604j6bsl1k7s3p1xr6hh2086hsgl9fp1f9ap";
+  version = "1.4.11";
+  sha256 = "1ax56jps640cj1swy08y4k75vx908ckwkg2hi7y2s3bhnvpz49ga";
   buildDepends = [
     asn1Encoding asn1Parse asn1Types cryptohash cryptoPubkeyTypes
     filepath mtl pem time