diff --git a/pkgs/development/python-modules/nodriver/default.nix b/pkgs/development/python-modules/nodriver/default.nix
index fa728fcda1d2..8dd60efd35ce 100644
--- a/pkgs/development/python-modules/nodriver/default.nix
+++ b/pkgs/development/python-modules/nodriver/default.nix
@@ -18,6 +18,11 @@ buildPythonPackage rec {
     hash = "sha256-SsjNiLavEzwm3BV/t49asXRipZtKDaMwTjrxK75LQ0M=";
   };
 
+  patches = [
+    # https://github.com/ultrafunkamsterdam/nodriver/pull/36
+    ./python-3.14-network-py-encoding.patch
+  ];
+
   dependencies = [
     deprecated
     mss
diff --git a/pkgs/development/python-modules/nodriver/python-3.14-network-py-encoding.patch b/pkgs/development/python-modules/nodriver/python-3.14-network-py-encoding.patch
new file mode 100644
index 000000000000..7c1d18787ab8
--- /dev/null
+++ b/pkgs/development/python-modules/nodriver/python-3.14-network-py-encoding.patch
@@ -0,0 +1,11 @@
+--- a/nodriver/cdp/network.py
++++ b/nodriver/cdp/network.py
+@@ -1362,7 +1362,7 @@
+     #: Cookie expiration date as the number of seconds since the UNIX epoch.
+     #: The value is set to -1 if the expiry date is not set.
+     #: The value can be null for values that cannot be represented in
+-    #: JSON (±Inf).
++    #: JSON (±Inf).
+     expires: typing.Optional[float] = None
+ 
+     #: Cookie SameSite type.