diff --git a/pkgs/development/python-modules/pandocfilters/default.nix b/pkgs/development/python-modules/pandocfilters/default.nix
index f688d97c91d..848e59313af 100644
--- a/pkgs/development/python-modules/pandocfilters/default.nix
+++ b/pkgs/development/python-modules/pandocfilters/default.nix
@@ -4,12 +4,12 @@
 }:
 
 buildPythonPackage rec {
-  version = "1.4.2";
+  version = "1.4.3";
   pname = "pandocfilters";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "b3dd70e169bb5449e6bc6ff96aea89c5eea8c5f6ab5e207fc2f521a2cf4a0da9";
+    sha256 = "bc63fbb50534b4b1f8ebe1860889289e8af94a23bff7445259592df25a3906eb";
   };
 
   # No tests available