diff --git a/pkgs/development/python-modules/django-rest-polymorphic/default.nix b/pkgs/development/python-modules/django-rest-polymorphic/default.nix
index c53fd183db91..20a4f85a95f6 100644
--- a/pkgs/development/python-modules/django-rest-polymorphic/default.nix
+++ b/pkgs/development/python-modules/django-rest-polymorphic/default.nix
@@ -12,13 +12,14 @@
 
 buildPythonPackage rec {
   pname = "django-rest-polymorphic";
-  version = "0.1.9";
+  version = "0.1.10";
 
   src = fetchFromGitHub {
     owner = "apirobot";
     repo = "django-rest-polymorphic";
-    rev = "v${version}";
-    sha256 = "sha256-p3ew2NONSyiGzDzxGTy/cx3fcQhhvnzqopJzgqhXadY=";
+     # https://github.com/denisorehovsky/django-rest-polymorphic/issues/42
+    rev = "9d920eb91ef13144094426f9ebc0ca80247c0fe3";
+    sha256 = "sha256-k7Cl2QYkaGOZaTo8v5Wg9Wqh8x0WC5i9Sggqj8eeECY=";
   };
 
   propagatedBuildInputs = [