diff --git a/pkgs/development/python-modules/numpy/2.nix b/pkgs/development/python-modules/numpy/2.nix
index be6b1b456f8c..6b52b7acec73 100644
--- a/pkgs/development/python-modules/numpy/2.nix
+++ b/pkgs/development/python-modules/numpy/2.nix
@@ -139,7 +139,7 @@ buildPythonPackage rec {
   ];
 
   disabledTests =
-    lib.optionals pythonAtLeast "3.13" [
+    lib.optionals (pythonAtLeast "3.13") [
       # https://github.com/numpy/numpy/issues/26713
       "test_iter_refcount"
     ]
diff --git a/pkgs/development/python-modules/ptyprocess/default.nix b/pkgs/development/python-modules/ptyprocess/default.nix
index 7cdc7aebeba3..76487a9224fe 100644
--- a/pkgs/development/python-modules/ptyprocess/default.nix
+++ b/pkgs/development/python-modules/ptyprocess/default.nix
@@ -26,6 +26,10 @@ buildPythonPackage rec {
       url = "https://github.com/pexpect/ptyprocess/commit/40c1ccf3432a6787be1801ced721540e34c6cd87.patch";
       hash = "sha256-IemngBqBq3QRCmVscWtsuXHiFgvTOJIIB9SyAvsqHd0=";
     })
+    (fetchpatch {
+      url = "https://github.com/pexpect/ptyprocess/commit/a44312974bd9084aa568d2e18ce5b2a7e0e45983.patch";
+      hash = "sha256-DEO4FbzKNAXADYocSQhhwjQTGGu9V5pqd38u1sWhpOI=";
+    })
   ];
 
   nativeBuildInputs = [ flit-core ];