diff --git a/pkgs/development/python-modules/mistune/default.nix b/pkgs/development/python-modules/mistune/default.nix
index 04a0f99314b..75011a8219f 100644
--- a/pkgs/development/python-modules/mistune/default.nix
+++ b/pkgs/development/python-modules/mistune/default.nix
@@ -6,11 +6,11 @@
 
 buildPythonPackage rec {
   pname = "mistune";
-  version = "0.8.3";
+  version = "0.8.4";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "bc10c33bfdcaa4e749b779f62f60d6e12f8215c46a292d05e486b869ae306619";
+    sha256 = "59a3429db53c50b5c6bcc8a07f8848cb00d7dc8bdb431a4ab41920d201d4756e";
   };
 
   buildInputs = [ nose ];