diff --git a/pkgs/tools/typesetting/htmldoc/default.nix b/pkgs/tools/typesetting/htmldoc/default.nix
index 4dfb307689b4..0218e48d999c 100644
--- a/pkgs/tools/typesetting/htmldoc/default.nix
+++ b/pkgs/tools/typesetting/htmldoc/default.nix
@@ -2,12 +2,12 @@
 
 stdenv.mkDerivation rec {
   pname = "htmldoc";
-  version = "1.9.18";
+  version = "1.9.19";
   src = fetchFromGitHub {
     owner = "michaelrsweet";
     repo = "htmldoc";
     rev = "v${version}";
-    sha256 = "sha256-fibk58X0YtQ8vh8Lyqp9ZAsC79BjCptiqUA5t5Hiisg=";
+    sha256 = "sha256-JNZoPAXriaYpeiwO9GaxGPwiGohwIK1skhq/Ot/UUvI=";
   };
 
   nativeBuildInputs = [ pkg-config ];