diff --git a/pkgs/development/python-modules/libcst/default.nix b/pkgs/development/python-modules/libcst/default.nix
index 7504624bf31e..5740deda9663 100644
--- a/pkgs/development/python-modules/libcst/default.nix
+++ b/pkgs/development/python-modules/libcst/default.nix
@@ -10,7 +10,9 @@
   libiconv,
   pytestCheckHook,
   python,
+  pythonOlder,
   pyyaml,
+  pyyaml-ft,
   rustPlatform,
   rustc,
   setuptools-rust,
@@ -20,20 +22,20 @@
 
 buildPythonPackage rec {
   pname = "libcst";
-  version = "1.7.0";
+  version = "1.8.0";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "Instagram";
     repo = "LibCST";
     tag = "v${version}";
-    hash = "sha256-KqiB1LieRJJ34kJgIlqyMKCzO7iDen8j9+s0ZmrHe+c=";
+    hash = "sha256-mHYcbw3BfvntKHadObYow8H/2f0LqpfSTbKju0CKhx4=";
   };
 
   cargoDeps = rustPlatform.fetchCargoVendor {
     inherit pname version src;
     sourceRoot = "${src.name}/${cargoRoot}";
-    hash = "sha256-EPS506x8KUFAbZ47ZWtH1q0ndXutM2fOqcsYpXRc0+c=";
+    hash = "sha256-K8hug7JeLPIvrqgVaONKfixu8XRvn+pnqS0fHV+nTqg=";
   };
 
   cargoRoot = "native";
@@ -52,7 +54,7 @@ buildPythonPackage rec {
   buildInputs = lib.optionals stdenv.hostPlatform.isDarwin [ libiconv ];
 
   dependencies = [
-    pyyaml
+    (if pythonOlder "3.13" then pyyaml else pyyaml-ft)
   ];
 
   nativeCheckInputs = [
diff --git a/pkgs/development/python-modules/pyyaml-ft/default.nix b/pkgs/development/python-modules/pyyaml-ft/default.nix
new file mode 100644
index 000000000000..5106be721f67
--- /dev/null
+++ b/pkgs/development/python-modules/pyyaml-ft/default.nix
@@ -0,0 +1,44 @@
+{
+  buildPythonPackage,
+  cython,
+  fetchFromGitHub,
+  lib,
+  libyaml,
+  pytestCheckHook,
+  pythonOlder,
+  setuptools,
+}:
+
+buildPythonPackage rec {
+  pname = "pyyaml";
+  version = "7.0.1";
+  pyproject = true;
+
+  disabled = pythonOlder "3.13";
+
+  src = fetchFromGitHub {
+    owner = "Quansight-Labs";
+    repo = "pyyaml-ft";
+    tag = "v${version}";
+    hash = "sha256-hmHozVmqQuS+NqRN2SSEqNCemyKcBM19elhka4GykE0=";
+  };
+
+  build-system = [
+    cython
+    setuptools
+  ];
+
+  buildInputs = [ libyaml ];
+
+  pythonImportsCheck = [ "yaml" ];
+
+  nativeCheckInputs = [ pytestCheckHook ];
+
+  meta = {
+    changelog = "https://github.com/Quansight-Labs/pyyaml-ft/blob/${src.tag}/CHANGES";
+    description = "YAML parser and emitter for Python with support for free-threading";
+    homepage = "https://github.com/Quansight-Labs/pyyaml-ft";
+    license = lib.licenses.mit;
+    maintainers = with lib.maintainers; [ dotlambda ];
+  };
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index daaf98b06d4c..8b0d69c547fe 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -14700,6 +14700,8 @@ self: super: with self; {
 
   pyyaml-env-tag = callPackage ../development/python-modules/pyyaml-env-tag { };
 
+  pyyaml-ft = callPackage ../development/python-modules/pyyaml-ft { };
+
   pyyaml-include = callPackage ../development/python-modules/pyyaml-include { };
 
   pyyardian = callPackage ../development/python-modules/pyyardian { };