diff --git a/pwndbg/commands/hijack_fd.py b/pwndbg/commands/hijack_fd.py
index e155c342a..e92d3b7c2 100644
--- a/pwndbg/commands/hijack_fd.py
+++ b/pwndbg/commands/hijack_fd.py
@@ -39,7 +39,7 @@ def get_shellcode_regs() -> ShellcodeRegs:
         (
             reg_name
             for reg_name in register_set.gpr
-            if reg_name not in syscall_abi.register_arguments
+            if reg_name not in syscall_abi.register_arguments + [syscall_abi.syscall_register]
         )
     )
     assert (