diff --git a/pkgs/development/python-modules/pyasn/default.nix b/pkgs/development/python-modules/pyasn/default.nix
index b180226ec46c..3054af1b4e09 100644
--- a/pkgs/development/python-modules/pyasn/default.nix
+++ b/pkgs/development/python-modules/pyasn/default.nix
@@ -1,4 +1,4 @@
-{ lib, buildPythonPackage, fetchPypi, }:
+{ lib, buildPythonPackage, fetchPypi, fetchFromGitHub, python, }:
 
 buildPythonPackage rec {
   pname = "pyasn";
@@ -9,6 +9,18 @@ buildPythonPackage rec {
     sha256 = "sha256-6UK1SRY2Pse4tw6urs0OtOQe8bz0ojl7KabXFfzN+SU=";
   };
 
+  datasrc = fetchFromGitHub {
+    owner = "hadiasghari";
+    repo = "pyasn";
+    rev = "${version}";
+    sha256 = "sha256-R7Vi1Mn44Mg3HQLDk9O43MkXXwbLRr/jjVKSHJvgYj0";
+  };
+
+  postInstall = ''
+    install -dm755 $out/${python.sitePackages}/pyasn/data
+    cp $datasrc/data/* $out/${python.sitePackages}/pyasn/data
+  '';
+
   doCheck = false; # Tests require internet connection which wont work
 
   pythonImportsCheck = [ "pyasn" ];