diff --git a/pkgs/by-name/tm/tmuxp/package.nix b/pkgs/by-name/tm/tmuxp/package.nix
index 83713ad161a9..1eca86be3018 100644
--- a/pkgs/by-name/tm/tmuxp/package.nix
+++ b/pkgs/by-name/tm/tmuxp/package.nix
@@ -7,12 +7,12 @@
 
 python3Packages.buildPythonApplication (finalAttrs: {
   pname = "tmuxp";
-  version = "1.67.0";
+  version = "1.70.0";
   pyproject = true;
 
   src = fetchPypi {
     inherit (finalAttrs) pname version;
-    hash = "sha256-mQcg2fpab0dYeQrswgHS0prwrZrYxHtYrCCssOipTxI=";
+    hash = "sha256-XanIOOlZjN5K4hTyd/n0mFotB7GAreQhp6UimdQp+Vw=";
   };
 
   build-system = with python3Packages; [
diff --git a/pkgs/development/python-modules/libtmux/0001-fix-test_control_mode_stdout_preserves_non_ascii_out.patch b/pkgs/development/python-modules/libtmux/0001-fix-test_control_mode_stdout_preserves_non_ascii_out.patch
new file mode 100644
index 000000000000..5573ebeff86f
--- /dev/null
+++ b/pkgs/development/python-modules/libtmux/0001-fix-test_control_mode_stdout_preserves_non_ascii_out.patch
@@ -0,0 +1,37 @@
+From 8e12cc39f60012b6abb3a097f97950fe2c061386 Mon Sep 17 00:00:00 2001
+From: Michael Daniels <mdaniels5757@gmail.com>
+Date: Sun, 24 May 2026 10:09:00 -0400
+Subject: [PATCH] fix test_control_mode_stdout_preserves_non_ascii_output in
+ nix sandbox
+
+The select() call times out when in the nix sandbox for unknown reasons,
+even though the fd is ready.
+---
+ tests/test_control_mode.py | 4 ----
+ 1 file changed, 4 deletions(-)
+
+diff --git a/tests/test_control_mode.py b/tests/test_control_mode.py
+index f72f6846..1a564e78 100644
+--- a/tests/test_control_mode.py
++++ b/tests/test_control_mode.py
+@@ -4,7 +4,6 @@ from __future__ import annotations
+ 
+ import locale
+ import os
+-import select
+ import sys
+ import typing as t
+ 
+@@ -87,9 +86,6 @@ def test_control_mode_stdout_preserves_non_ascii_output(
+             )
+ 
+             for _ in range(20):
+-                ready, _, _ = select.select([ctl.stdout], [], [], 1)
+-                assert ready, "timed out waiting for control-mode output"
+-
+                 line = ctl.stdout.readline()
+                 if FORMAT_SEPARATOR in line:
+                     break
+-- 
+2.51.2
+
diff --git a/pkgs/development/python-modules/libtmux/default.nix b/pkgs/development/python-modules/libtmux/default.nix
index c6917416da86..52dd7c0596df 100644
--- a/pkgs/development/python-modules/libtmux/default.nix
+++ b/pkgs/development/python-modules/libtmux/default.nix
@@ -7,22 +7,25 @@
   ncurses,
   procps,
   pytest-rerunfailures,
+  pytest-xdist,
   pytestCheckHook,
   tmux,
 }:
 
 buildPythonPackage (finalAttrs: {
   pname = "libtmux";
-  version = "0.55.1";
+  version = "0.58.0";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "tmux-python";
     repo = "libtmux";
     tag = "v${finalAttrs.version}";
-    hash = "sha256-A8mi0Q9ScbHmFRSvcF+wbn+lAO8B3/rU/+HvTXvxWPE=";
+    hash = "sha256-w5WutYesmIIBhWtcT5Qahyx7NffRBM+MPE7KOGF3fkU=";
   };
 
+  patches = [ ./0001-fix-test_control_mode_stdout_preserves_non_ascii_out.patch ];
+
   postPatch = ''
     substituteInPlace pyproject.toml \
       --replace-fail '"--doctest-docutils-modules",' ""
@@ -31,35 +34,34 @@ buildPythonPackage (finalAttrs: {
   build-system = [ hatchling ];
 
   nativeCheckInputs = [
-    procps
-    tmux
     ncurses
-    pytest-rerunfailures
+    procps
     pytestCheckHook
+    pytest-rerunfailures
+    pytest-xdist
+    tmux
   ];
 
   enabledTestPaths = [ "tests" ];
 
-  disabledTests = [
+  disabledTestPaths = lib.optionals stdenv.hostPlatform.isDarwin [ "tests/test/test_retry.py" ];
+  disabledTests = lib.optionals stdenv.hostPlatform.isDarwin [
     # Fail with: 'no server running on /tmp/tmux-1000/libtmux_test8sorutj1'.
     "test_new_session_width_height"
-    # Assertion error
+    # AssertionError: assert '' == '$'
+    "test_capture_pane"
+    # AssertionError: assert '' == '$'
     "test_capture_pane_start"
-  ]
-  ++ lib.optionals stdenv.hostPlatform.isDarwin [
-    # tests/test_pane.py:113: AssertionError
-    "test_capture_pane_start"
-    # assert (1740973920.500444 - 1740973919.015309) <= 1.1
-    "test_retry_three_times"
-    "test_function_times_out_no_raise"
-    # assert False
-    "test_retry_three_times_no_raise_assert"
+    # AssertionError: assert '' == '$'
+    "test_capture_pane_end"
+    # IndexError: list index out of range
+    "test_new_window_with_environment"
   ];
 
-  disabledTestPaths = lib.optionals stdenv.hostPlatform.isDarwin [ "tests/test/test_retry.py" ];
-
   pythonImportsCheck = [ "libtmux" ];
 
+  __darwinAllowLocalNetworking = true;
+
   meta = {
     description = "Typed scripting library / ORM / API wrapper for tmux";
     homepage = "https://libtmux.git-pull.com/";