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-rw-r--r--src/emu/cpu/i386/i386ops.inc2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/emu/cpu/i386/i386ops.inc b/src/emu/cpu/i386/i386ops.inc
index fa267b0c80a..8d4cc59b5b5 100644
--- a/src/emu/cpu/i386/i386ops.inc
+++ b/src/emu/cpu/i386/i386ops.inc
@@ -2483,7 +2483,7 @@ void i386_device::i386_wait() // Opcode 0x9B
void i386_device::i386_lock() // Opcode 0xf0
{
// lock doesn't depend on iopl on 386
- // TODO: lock causes UD on unlockable opcodes
+ m_lock = true;
CYCLES(CYCLES_LOCK); // TODO: Determine correct cycle count
i386_decode_opcode();
}