diff --git a/pkgs/os-specific/darwin/apple-source-releases/adv_cmds/meson.build.in b/pkgs/os-specific/darwin/apple-source-releases/adv_cmds/meson.build.in
index 69b7d270f17b..66fa5116bf0d 100644
--- a/pkgs/os-specific/darwin/apple-source-releases/adv_cmds/meson.build.in
+++ b/pkgs/os-specific/darwin/apple-source-releases/adv_cmds/meson.build.in
@@ -4,8 +4,6 @@
 # Project settings
 project('adv_cmds', 'c', 'cpp', version : '@version@')
 
-sdk_version = get_option('sdk_version')
-
 
 # Dependencies
 cc = meson.get_compiler('c')
@@ -190,8 +188,7 @@ install_man('ps/ps.1')
 
 executable(
     'stty',
-    build_by_default : sdk_version.version_compare('>=11.3'),
-    install : sdk_version.version_compare('>=11.3'),
+    install : true,
     sources : [
         'stty/cchar.c',
         'stty/gfmt.c',
@@ -202,9 +199,7 @@ executable(
         'stty/util.c',
     ],
 )
-if sdk_version.version_compare('>=11.3')
-    install_man('stty/stty.1')
-endif
+install_man('stty/stty.1')
 
 executable(
     'tabs',
diff --git a/pkgs/os-specific/darwin/apple-source-releases/adv_cmds/meson.options b/pkgs/os-specific/darwin/apple-source-releases/adv_cmds/meson.options
deleted file mode 100644
index 8c4ce874c64c..000000000000
--- a/pkgs/os-specific/darwin/apple-source-releases/adv_cmds/meson.options
+++ /dev/null
@@ -1 +0,0 @@
-option('sdk_version', type : 'string')
diff --git a/pkgs/os-specific/darwin/apple-source-releases/adv_cmds/package.nix b/pkgs/os-specific/darwin/apple-source-releases/adv_cmds/package.nix
index 646351716678..f994ab88d029 100644
--- a/pkgs/os-specific/darwin/apple-source-releases/adv_cmds/package.nix
+++ b/pkgs/os-specific/darwin/apple-source-releases/adv_cmds/package.nix
@@ -1,7 +1,6 @@
 {
   lib,
   apple-sdk,
-  apple-sdk_11,
   bison,
   flex,
   libxo,
@@ -12,9 +11,9 @@
 }:
 
 let
-  Libc = apple-sdk_11.sourceRelease "Libc";
-  libplatform = apple-sdk_11.sourceRelease "libplatform";
-  xnu = apple-sdk_11.sourceRelease "xnu";
+  Libc = apple-sdk.sourceRelease "Libc";
+  libplatform = apple-sdk.sourceRelease "libplatform";
+  xnu = apple-sdk.sourceRelease "xnu";
 
   privateHeaders = stdenvNoCC.mkDerivation {
     name = "adv_cmds-deps-private-headers";
@@ -41,11 +40,6 @@ mkAppleDerivation {
 
   xcodeHash = "sha256-2p/JyMPw6acHphvzkaJXPXGwxCUEoxryCejww5kPHvQ=";
 
-  patches = [
-    # Use older API when running on systems prior to 11.3.
-    ./patches/0001-Fall-back-to-task_read_pid-on-older-systems.patch
-  ];
-
   postPatch = ''
     # Meson generators require using @BASENAME@ in the output.
     substituteInPlace mklocale/lex.l \
@@ -67,8 +61,6 @@ mkAppleDerivation {
   env.NIX_CFLAGS_COMPILE = "-I${privateHeaders}/include";
 
   buildInputs = [
-    # Use the 11.3 SDK because CMake depends on adv_cmds.ps, so it can’t simply be omitted when using an older SDK.
-    apple-sdk_11
     libxo
     ncurses
   ];
@@ -79,12 +71,6 @@ mkAppleDerivation {
     pkg-config
   ];
 
-  mesonFlags = [
-    # Even though adv_cmds is built with a newer SDK, the default SDK is still the deployment target.
-    # Don’t build packages that use newer APIs unnecessarily.
-    (lib.mesonOption "sdk_version" (lib.getVersion apple-sdk))
-  ];
-
   postInstall = ''
     moveToOutput bin/ps "$ps"
     ln -s "$ps/bin/ps" "$out/bin/ps"
diff --git a/pkgs/os-specific/darwin/apple-source-releases/adv_cmds/patches/0001-Fall-back-to-task_read_pid-on-older-systems.patch b/pkgs/os-specific/darwin/apple-source-releases/adv_cmds/patches/0001-Fall-back-to-task_read_pid-on-older-systems.patch
deleted file mode 100644
index 8e5f344f6490..000000000000
--- a/pkgs/os-specific/darwin/apple-source-releases/adv_cmds/patches/0001-Fall-back-to-task_read_pid-on-older-systems.patch
+++ /dev/null
@@ -1,38 +0,0 @@
-From c05a83d29349c6ae2fd8084a48ea51c8e8bf23f2 Mon Sep 17 00:00:00 2001
-From: Randy Eckenrode <randy@largeandhighquality.com>
-Date: Sun, 18 Aug 2024 10:29:16 -0400
-Subject: [PATCH] Fall back to `task_read_pid` on older systems
-
----
- ps/tasks.c | 8 +++++---
- 1 file changed, 5 insertions(+), 3 deletions(-)
-
-diff --git a/ps/tasks.c b/ps/tasks.c
-index d2fcb07..068c985 100644
---- a/ps/tasks.c
-+++ b/ps/tasks.c
-@@ -25,8 +25,6 @@
- #include <mach/shared_memory_server.h>
- #include <mach/mach_vm.h>
- 
--extern kern_return_t task_read_for_pid(task_port_t task, pid_t pid, task_port_t *target);
--
- #define STATE_MAX       7 
-                 
- int     
-@@ -98,7 +96,11 @@ int get_task_info (KINFO *ki)
- 	ki->state = STATE_MAX;
- 
- 	pid = KI_PROC(ki)->p_pid;
--    error = task_read_for_pid(mach_task_self(), pid, &ki->task);
-+	if (__builtin_available(macos 11.3, *)) {
-+		error = task_read_for_pid(mach_task_self(), pid, &ki->task);
-+	} else {
-+		error = task_for_pid(mach_task_self(), pid, &ki->task);
-+	}
- 	if (error != KERN_SUCCESS) {
- #ifdef DEBUG
-         mach_error("Error calling task_read_for_pid()", error);
--- 
-2.44.1
-
diff --git a/pkgs/stdenv/darwin/default.nix b/pkgs/stdenv/darwin/default.nix
index 63050dd3f423..46157f4385d3 100644
--- a/pkgs/stdenv/darwin/default.nix
+++ b/pkgs/stdenv/darwin/default.nix
@@ -681,12 +681,6 @@ assert bootstrapTools.passthru.isFromBootstrapFiles or false; # sanity check
 
             postLinkSignHook = prevStage.darwin.postLinkSignHook.override { inherit (selfDarwin) sigtool; };
 
-            adv_cmds = superDarwin.adv_cmds.override {
-              # Break an infinite recursion between CMake and libtapi. CMake requires adv_cmds.ps, and adv_cmds
-              # requires a newer SDK that requires libtapi to build, which requires CMake.
-              inherit (prevStage) apple-sdk_11;
-            };
-
             # Rewrap binutils with the real libSystem
             binutils = superDarwin.binutils.override {
               inherit (self) coreutils;