diff --git a/pkgs/development/python-modules/grammalecte/default.nix b/pkgs/development/python-modules/grammalecte/default.nix
new file mode 100644
index 000000000000..8ad1dd628696
--- /dev/null
+++ b/pkgs/development/python-modules/grammalecte/default.nix
@@ -0,0 +1,37 @@
+{ lib
+, buildPythonPackage
+, fetchurl
+, bottle
+, isPy3k
+}:
+
+buildPythonPackage rec {
+  pname = "grammalecte";
+  version = "0.5.17";
+  name = "${pname}-${version}";
+
+  src = fetchurl {
+    url = "http://www.dicollecte.org/grammalecte/oxt/Grammalecte-fr-v${version}.zip";
+    sha256 = "0ccvj8p8bwvrj8bp370dzjs16pwm755a7364lvk8bp4505n7g0b6";
+  };
+
+  propagatedBuildInputs = [ bottle ];
+
+  preBuild = "cd ..";
+  postInstall = ''
+    mkdir $out/bin
+    cp $out/cli.py $out/bin/gramalecte
+    cp $out/server.py $out/bin/gramalected
+    chmod a+rx $out/bin/gramalecte
+    chmod a+rx $out/bin/gramalected
+  '';
+
+  disabled = !isPy3k;
+
+  meta = {
+    description = "Grammalecte is an open source grammar checker for the French language";
+    homepage = "https://dicollecte.org/grammalecte/";
+    license = with lib.licenses; [ gpl3 ];
+    maintainers = with lib.maintainers; [ apeyroux ];
+  };
+}
\ No newline at end of file
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index f58efccf48fd..2e31987a8cf7 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -11821,6 +11821,7 @@ in {
     };
   };
 
+  grammalecte = callPackage ../development/python-modules/grammalecte { };
 
   greenlet = buildPythonPackage rec {
     name = "greenlet-${version}";