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-rw-r--r--src/mame/drivers/bw2.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/mame/drivers/bw2.cpp b/src/mame/drivers/bw2.cpp
index 455851a628d..7f1ff1234fd 100644
--- a/src/mame/drivers/bw2.cpp
+++ b/src/mame/drivers/bw2.cpp
@@ -459,7 +459,7 @@ uint8_t bw2_state::ppi_pc_r()
data |= m_mfdbk << 5;
// write protect
- if (m_floppy) data |= ((~m_floppy->wpt_r()) & 0x01) << 7;
+ if (m_floppy) data |= !m_floppy->wpt_r() << 7;
return data;
}