diff --git a/pkgs/development/python-modules/emailthreads/default.nix b/pkgs/development/python-modules/emailthreads/default.nix
new file mode 100644
index 000000000000..0e5db1de3e92
--- /dev/null
+++ b/pkgs/development/python-modules/emailthreads/default.nix
@@ -0,0 +1,29 @@
+{ lib, fetchFromGitHub, buildPythonPackage
+, python, isPy3k }:
+
+buildPythonPackage rec {
+  pname = "emailthreads";
+  version = "0.1.0";
+  disabled = !isPy3k;
+
+  # pypi is missing files for tests
+  src = fetchFromGitHub {
+    owner = "emersion";
+    repo = "python-emailthreads";
+    rev = "v${version}";
+    sha256 = "17pfal8kbxhs025apkijqbkppw2lljca8x1cwcx49jv60h05c3cn";
+  };
+
+  PKGVER = version;
+
+  checkPhase = ''
+    ${python.interpreter} -m unittest discover test
+  '';
+
+  meta = with lib; {
+    homepage = https://github.com/emersion/python-emailthreads;
+    description = "Python library to parse and format email threads";
+    license = licenses.mit;
+    maintainers = with maintainers; [ eadwu ];
+  };
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 702f7f5c4452..326cd35eca7f 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -519,6 +519,8 @@ in {
 
   emcee = callPackage ../development/python-modules/emcee { };
 
+  emailthreads = callPackage ../development/python-modules/emailthreads { };
+
   email_validator = callPackage ../development/python-modules/email-validator { };
 
   ewmh = callPackage ../development/python-modules/ewmh { };