diff --git a/pkgs/development/python-modules/pytest-html/default.nix b/pkgs/development/python-modules/pytest-html/default.nix
index 656c14cf3c6b..8cf26462b2eb 100644
--- a/pkgs/development/python-modules/pytest-html/default.nix
+++ b/pkgs/development/python-modules/pytest-html/default.nix
@@ -11,19 +11,19 @@
 }:
 let
   pname = "pytest-html";
-  version = "4.1.1";
+  version = "4.2.0";
 
   src = fetchPypi {
     pname = "pytest_html";
     inherit version;
-    hash = "sha256-cKAeiuWAD0oHS1akyxAlyPT5sDi7pf4x48mOuZZobwc=";
+    hash = "sha256-tqiMulB1ANhwmVkgHi51fTlB6Fn9F8/U7Yexb8DGeRI=";
   };
 
   web-assets = buildNpmPackage {
     pname = "${pname}-web-assets";
     inherit version src;
 
-    npmDepsHash = "sha256-aRod+SzVSb4bqEJzthfl/mH+DpbIe+j2+dNtrrhO2xU=";
+    npmDepsHash = "sha256-WJ0Ff0Y1u4EiIauEDGeOqLwY5Wk9wgjIvOGUmDog8rQ=";
 
     installPhase = ''
       runHook preInstall