diff --git a/pkgs/development/compilers/llvm/13/lldb/cpu_subtype_arm64e_replacement.patch b/pkgs/development/compilers/llvm/13/lldb/cpu_subtype_arm64e_replacement.patch
deleted file mode 100644
index 20d35c9f3ea9..000000000000
--- a/pkgs/development/compilers/llvm/13/lldb/cpu_subtype_arm64e_replacement.patch
+++ /dev/null
@@ -1,12 +0,0 @@
-diff --git a/source/Host/macosx/objcxx/HostInfoMacOSX.mm b/source/Host/macosx/objcxx/HostInfoMacOSX.mm
---- a/source/Host/macosx/objcxx/HostInfoMacOSX.mm
-+++ b/source/Host/macosx/objcxx/HostInfoMacOSX.mm
-@@ -233,7 +233,7 @@ void HostInfoMacOSX::ComputeHostArchitectureSupport(ArchSpec &arch_32,
-     len = sizeof(is_64_bit_capable);
-     ::sysctlbyname("hw.cpu64bit_capable", &is_64_bit_capable, &len, NULL, 0);
- 
--    if (cputype == CPU_TYPE_ARM64 && cpusubtype == CPU_SUBTYPE_ARM64E) {
-+    if (cputype == CPU_TYPE_ARM64 && cpusubtype == ((cpu_subtype_t) 2)) { // CPU_SUBTYPE_ARM64E is not available in the macOS 10.12 headers
-       // The arm64e architecture is a preview. Pretend the host architecture
-       // is arm64.
-       cpusubtype = CPU_SUBTYPE_ARM64_ALL;
diff --git a/pkgs/development/compilers/llvm/common/default.nix b/pkgs/development/compilers/llvm/common/default.nix
index 7f7aa868d14c..e7d3a20e1f3f 100644
--- a/pkgs/development/compilers/llvm/common/default.nix
+++ b/pkgs/development/compilers/llvm/common/default.nix
@@ -264,12 +264,6 @@ let
                   path = ../12;
                 }
               ];
-              "lldb/cpu_subtype_arm64e_replacement.patch" = [
-                {
-                  after = "13";
-                  path = ../13;
-                }
-              ];
               "lldb/resource-dir.patch" = [
                 {
                   before = "16";
@@ -697,23 +691,7 @@ let
             ++ lib.optional (lib.versionOlder metadata.release_version "14") (
               metadata.getVersionFile "lldb/gnu-install-dirs.patch"
             )
-            ++ lib.optional (lib.versionAtLeast metadata.release_version "14") ./lldb/gnu-install-dirs.patch
-            # This is a stopgap solution if/until the macOS SDK used for x86_64 is
-            # updated.
-            #
-            # The older 10.12 SDK used on x86_64 as of this writing has a `mach/machine.h`
-            # header that does not define `CPU_SUBTYPE_ARM64E` so we replace the one use
-            # of this preprocessor symbol in `lldb` with its expansion.
-            #
-            # See here for some context:
-            # https://github.com/NixOS/nixpkgs/pull/194634#issuecomment-1272129132
-            #
-            # Patch is applied for >= 14 as the versions below are broken anyways.
-            ++ lib.optional (
-              lib.versionAtLeast metadata.release_version "14"
-              && stdenv.targetPlatform.isDarwin
-              && lib.versionOlder stdenv.targetPlatform.darwinSdkVersion "11.0"
-            ) (metadata.getVersionFile "lldb/cpu_subtype_arm64e_replacement.patch");
+            ++ lib.optional (lib.versionAtLeast metadata.release_version "14") ./lldb/gnu-install-dirs.patch;
         }
         // lib.optionalAttrs (lib.versions.major metadata.release_version == "16") {
           src = callPackage (
diff --git a/pkgs/development/compilers/llvm/common/lldb.nix b/pkgs/development/compilers/llvm/common/lldb.nix
index 1e2233790738..3fc17e9143ad 100644
--- a/pkgs/development/compilers/llvm/common/lldb.nix
+++ b/pkgs/development/compilers/llvm/common/lldb.nix
@@ -24,8 +24,6 @@
 , patches ? [ ]
 , enableManpages ? false
 , devExtraCmakeFlags ? [ ]
-, apple-sdk_11
-, darwinMinVersionHook
 , ...
 }:
 
@@ -93,14 +91,6 @@ stdenv.mkDerivation (rec {
     (lib.getLib libclang)
   ] ++ lib.optionals stdenv.hostPlatform.isDarwin [
     darwin.bootstrap_cmds
-  ]
-  ++ lib.optionals
-    (
-      stdenv.targetPlatform.isDarwin
-        && lib.versionOlder stdenv.targetPlatform.darwinSdkVersion "11.0"
-    ) [
-    apple-sdk_11
-    (darwinMinVersionHook "10.15")
   ];
 
   hardeningDisable = [ "format" ];