diff --git a/pkgs/development/python-modules/diff-match-patch/default.nix b/pkgs/development/python-modules/diff-match-patch/default.nix
index ba33eeda386e..3e05deb5e2d3 100644
--- a/pkgs/development/python-modules/diff-match-patch/default.nix
+++ b/pkgs/development/python-modules/diff-match-patch/default.nix
@@ -2,7 +2,7 @@
 
 buildPythonPackage rec {
   pname = "diff-match-patch";
-  version = "20181111";
+  version = "20200713";
 
   meta = {
     homepage = "https://github.com/diff-match-patch-python/diff-match-patch";
@@ -12,7 +12,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "a809a996d0f09b9bbd59e9bbd0b71eed8c807922512910e05cbd3f9480712ddb";
+    sha256 = "da6f5a01aa586df23dfc89f3827e1cafbb5420be9d87769eeb079ddfd9477a18";
   };
 
   checkPhase = ''