diff --git a/pkgs/development/python-modules/daphne/default.nix b/pkgs/development/python-modules/daphne/default.nix
index da85fbb1d9b7..e577617c4780 100644
--- a/pkgs/development/python-modules/daphne/default.nix
+++ b/pkgs/development/python-modules/daphne/default.nix
@@ -1,10 +1,10 @@
-{ stdenv, buildPythonPackage, isPy3k, fetchFromGitHub
+{ stdenv, buildPythonPackage, isPy3k, fetchFromGitHub, fetchpatch
 , asgiref, autobahn, twisted, pytestrunner
 , hypothesis, pytest, pytest-asyncio
 }:
 buildPythonPackage rec {
   pname = "daphne";
-  version = "2.2.5";
+  version = "2.3.0";
 
   disabled = !isPy3k;
 
@@ -12,9 +12,17 @@ buildPythonPackage rec {
     owner = "django";
     repo = pname;
     rev = version;
-    sha256 = "0ixgq1rr3s60bmrwx8qwvlvs3lag1c2nrmg4iy7wcmb8i1ddylqr";
+    sha256 = "020afrvbnid13gkgjpqznl025zpynisa96kybmf8q7m3wp1iq1nl";
   };
 
+  patches = [
+    # Fix compatibility with Hypothesis 4. See: https://github.com/django/daphne/pull/261
+    (fetchpatch {
+      url = "https://github.com/django/daphne/commit/2df5096c5b63a791c209e12198ad89c998869efd.patch";
+      sha256 = "0046krzcn02mihqmsjd80kk5h5flv44nqxpapa17g6dvq3jnb97n";
+    })
+  ];
+
   nativeBuildInputs = [ pytestrunner ];
 
   propagatedBuildInputs = [ asgiref autobahn twisted ];