diff --git a/pkgs/tools/typesetting/asciidoc/default.nix b/pkgs/tools/typesetting/asciidoc/default.nix
index 869fb99c63f..723741b2c83 100644
--- a/pkgs/tools/typesetting/asciidoc/default.nix
+++ b/pkgs/tools/typesetting/asciidoc/default.nix
@@ -128,11 +128,11 @@ let
 in
 
 stdenv.mkDerivation rec {
-  name = "asciidoc-8.6.8";
+  name = "asciidoc-8.6.9";
 
   src = fetchurl {
     url = "mirror://sourceforge/asciidoc/${name}.tar.gz";
-    sha256 = "ffb67f59dccaf6f15db72fcd04fdf21a2f9b703d31f94fcd0c49a424a9fcfbc4";
+    sha256 = "1w71nk527lq504njmaf0vzr93pgahkgzzxzglrq6bay8cw2rvnvq";
   };
 
   buildInputs = [ python unzip ];