diff --git a/stubs/pexpect/pexpect/popen_spawn.pyi b/stubs/pexpect/pexpect/popen_spawn.pyi
index a13b49b6cc21..601595a9d00c 100644
--- a/stubs/pexpect/pexpect/popen_spawn.pyi
+++ b/stubs/pexpect/pexpect/popen_spawn.pyi
@@ -1,7 +1,6 @@
 import subprocess
 from _typeshed import StrOrBytesPath
 from collections.abc import Callable
-from os import _Environ
 from typing import AnyStr
 
 from .spawnbase import SpawnBase, _Logfile
@@ -17,7 +16,7 @@ class PopenSpawn(SpawnBase[AnyStr]):
         searchwindowsize: int | None = None,
         logfile: _Logfile | None = None,
         cwd: StrOrBytesPath | None = None,
-        env: _Environ[str] | None = None,
+        env: subprocess._ENV | None = None,
         encoding: str | None = None,
         codec_errors: str = "strict",
         preexec_fn: Callable[[], None] | None = None,
diff --git a/stubs/pexpect/pexpect/pty_spawn.pyi b/stubs/pexpect/pexpect/pty_spawn.pyi
index 64a9546ee8bb..cecc298c0376 100644
--- a/stubs/pexpect/pexpect/pty_spawn.pyi
+++ b/stubs/pexpect/pexpect/pty_spawn.pyi
@@ -1,6 +1,5 @@
 from _typeshed import FileDescriptorOrPath
-from collections.abc import Callable
-from os import _Environ
+from collections.abc import Callable, Mapping
 from typing import AnyStr
 
 from .spawnbase import SpawnBase, _Logfile
@@ -14,7 +13,7 @@ class spawn(SpawnBase[AnyStr]):
     STDERR_FILENO: int
     str_last_chars: int
     cwd: FileDescriptorOrPath | None
-    env: _Environ[str]
+    env: Mapping[str, str] | None
     echo: bool
     ignore_sighup: bool
     command: str
@@ -30,7 +29,7 @@ class spawn(SpawnBase[AnyStr]):
         searchwindowsize: int | None = None,
         logfile: _Logfile | None = None,
         cwd: FileDescriptorOrPath | None = None,
-        env: _Environ[str] | None = None,
+        env: Mapping[str, str] | None = None,
         ignore_sighup: bool = False,
         echo: bool = True,
         preexec_fn: Callable[[], None] | None = None,
@@ -84,7 +83,7 @@ def spawnu(
     searchwindowsize: int | None = None,
     logfile: _Logfile | None = None,
     cwd: FileDescriptorOrPath | None = None,
-    env: _Environ[str] | None = None,
+    env: Mapping[str, str] | None = None,
     ignore_sighup: bool = False,
     echo: bool = True,
     preexec_fn: Callable[[], None] | None = None,
diff --git a/stubs/pexpect/pexpect/pxssh.pyi b/stubs/pexpect/pexpect/pxssh.pyi
index 1cc1fed50e65..2904e0ab628b 100644
--- a/stubs/pexpect/pexpect/pxssh.pyi
+++ b/stubs/pexpect/pexpect/pxssh.pyi
@@ -1,5 +1,5 @@
 from _typeshed import FileDescriptorOrPath
-from os import _Environ
+from collections.abc import Mapping
 from typing import AnyStr, Literal
 
 from .exceptions import ExceptionPexpect
@@ -28,7 +28,7 @@ class pxssh(spawn[AnyStr]):
         searchwindowsize: int | None = None,
         logfile: _Logfile | None = None,
         cwd: FileDescriptorOrPath | None = None,
-        env: _Environ[str] | None = None,
+        env: Mapping[str, str] | None = None,
         ignore_sighup: bool = True,
         echo: bool = True,
         options: dict[str, str] = {},
diff --git a/stubs/pexpect/pexpect/run.pyi b/stubs/pexpect/pexpect/run.pyi
index 5a53ecb1e2c1..b3b0a0b546ad 100644
--- a/stubs/pexpect/pexpect/run.pyi
+++ b/stubs/pexpect/pexpect/run.pyi
@@ -1,5 +1,5 @@
 from _typeshed import FileDescriptorOrPath
-from os import _Environ
+from collections.abc import Mapping
 from typing import AnyStr
 
 from .spawnbase import _InputRePattern, _Logfile
@@ -12,7 +12,7 @@ def run(
     extra_args: None = None,
     logfile: _Logfile | None = None,
     cwd: FileDescriptorOrPath | None = None,
-    env: _Environ[str] | None = None,
+    env: Mapping[str, str] | None = None,
     **kwargs,
 ) -> AnyStr | tuple[AnyStr, int]: ...
 def runu(
@@ -23,6 +23,6 @@ def runu(
     extra_args: None = None,
     logfile: _Logfile | None = None,
     cwd: FileDescriptorOrPath | None = None,
-    env: _Environ[str] | None = None,
+    env: Mapping[str, str] | None = None,
     **kwargs,
 ) -> AnyStr | tuple[AnyStr, int]: ...
diff --git a/stubs/pexpect/pexpect/utils.pyi b/stubs/pexpect/pexpect/utils.pyi
index 285cdb2ce8e5..29fd1ae2b2cd 100644
--- a/stubs/pexpect/pexpect/utils.pyi
+++ b/stubs/pexpect/pexpect/utils.pyi
@@ -1,10 +1,10 @@
-from os import _Environ
+from collections.abc import Mapping
 
 InterruptedError: type
 string_types: tuple[type, ...]
 
 def is_executable_file(path): ...
-def which(filename, env: _Environ[str] | None = None): ...
+def which(filename, env: Mapping[str, str] | None = None): ...
 def split_command_line(command_line): ...
 def select_ignore_interrupts(iwtd, owtd, ewtd, timeout: float | None = None): ...
 def poll_ignore_interrupts(fds, timeout: float | None = None): ...