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-rw-r--r--src/mame/drivers/pc9801.cpp4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/mame/drivers/pc9801.cpp b/src/mame/drivers/pc9801.cpp
index 1030b13298b..78bc42e05de 100644
--- a/src/mame/drivers/pc9801.cpp
+++ b/src/mame/drivers/pc9801.cpp
@@ -2576,8 +2576,8 @@ static INPUT_PORTS_START( pc9801 )
PORT_START("MOUSE_B")
PORT_BIT(0x0f, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_UNUSED )
- PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_BUTTON3) PORT_CODE(MOUSECODE_BUTTON3) PORT_NAME("Mouse Middle Button")
- PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_BUTTON2) PORT_CODE(MOUSECODE_BUTTON2) PORT_NAME("Mouse Right Button")
+ PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_BUTTON2) PORT_CODE(MOUSECODE_BUTTON2) PORT_NAME("Mouse Right Button")
+ PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_BUTTON3) PORT_CODE(MOUSECODE_BUTTON3) PORT_NAME("Mouse Middle Button")
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_BUTTON1) PORT_CODE(MOUSECODE_BUTTON1) PORT_NAME("Mouse Left Button")
PORT_START("ROM_LOAD")