diff --git a/pkgs/development/python-modules/starlette/default.nix b/pkgs/development/python-modules/starlette/default.nix
index 071bbcd3061a1..694b678930b2e 100644
--- a/pkgs/development/python-modules/starlette/default.nix
+++ b/pkgs/development/python-modules/starlette/default.nix
@@ -10,7 +10,6 @@
 , python-multipart
 , pyyaml
 , requests
-, ujson
 , aiosqlite
 , databases
 , pytestCheckHook
@@ -21,16 +20,21 @@
 
 buildPythonPackage rec {
   pname = "starlette";
-  version = "0.13.8";
+  version = "0.14.2";
   disabled = isPy27;
 
   src = fetchFromGitHub {
     owner = "encode";
     repo = pname;
     rev = version;
-    sha256 = "11i0yd8cqwscixajl734g11vf8pghki11c81chzfh8ifmj6mf9jk";
+    sha256 = "0fz28czvwiww693ig9vwdja59xxs7m0yp1df32ms1hzr99666bia";
   };
 
+  postPatch = ''
+    # remove coverage arguments to pytest
+    sed -i '/--cov/d' setup.cfg
+  '';
+
   propagatedBuildInputs = [
     aiofiles
     graphene
@@ -39,7 +43,6 @@ buildPythonPackage rec {
     python-multipart
     pyyaml
     requests
-    ujson
   ] ++ lib.optional stdenv.isDarwin [ ApplicationServices ];
 
   checkInputs = [
@@ -50,9 +53,10 @@ buildPythonPackage rec {
     typing-extensions
   ];
 
+  # fails to import graphql, but integrated graphql support is about to
+  # be removed in 0.15, see https://github.com/encode/starlette/pull/1135.
   disabledTestPaths = [ "tests/test_graphql.py" ];
-  # https://github.com/encode/starlette/issues/1131
-  disabledTests = [ "test_debug_html" ];
+
   pythonImportsCheck = [ "starlette" ];
 
   meta = with lib; {