diff --git a/pkgs/development/python-modules/jupytext/default.nix b/pkgs/development/python-modules/jupytext/default.nix
index 41eb2b58ca88..a77a1a576b47 100644
--- a/pkgs/development/python-modules/jupytext/default.nix
+++ b/pkgs/development/python-modules/jupytext/default.nix
@@ -7,11 +7,11 @@
 
 buildPythonPackage rec {
   pname = "jupytext";
-  version = "1.3.2";
+  version = "1.3.4";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "081c8dbql93bpl72pzg0z8vg482r3f350490mhqn965s10bz8say";
+    sha256 = "0jijf4a3iaskzi6frjwhd8drh7brn94r1zl7gni6d0dzr296mm93";
   };
 
   propagatedBuildInputs = [
@@ -32,7 +32,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Jupyter notebooks as Markdown documents, Julia, Python or R scripts";
-    homepage = https://github.com/mwouts/jupytext;
+    homepage = "https://github.com/mwouts/jupytext";
     license = licenses.mit;
     maintainers = with maintainers; [ timokau ];
   };