diff --git a/pkgs/by-name/tl/tlsclient/package.nix b/pkgs/by-name/tl/tlsclient/package.nix
index 20bbacd0c27a..2d829c518a68 100644
--- a/pkgs/by-name/tl/tlsclient/package.nix
+++ b/pkgs/by-name/tl/tlsclient/package.nix
@@ -9,13 +9,13 @@
 
 stdenv.mkDerivation (finalAttrs: {
   pname = "tlsclient";
-  version = "1.6.5";
+  version = "1.6.6";
 
   src = fetchFromSourcehut {
     owner = "~moody";
     repo = "tlsclient";
     rev = "v${finalAttrs.version}";
-    hash = "sha256-Ff41LZ5jbrqni2ptsUlI3L17SCHnGo4utg8etFubRNI=";
+    hash = "sha256-nUvOmEwdMKuPM9KaMGxmW0Lvo3968wjDc95pLB17YnM=";
   };
 
   strictDeps = true;