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-rw-r--r--src/devices/bus/sunmouse/hlemouse.cpp4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/devices/bus/sunmouse/hlemouse.cpp b/src/devices/bus/sunmouse/hlemouse.cpp
index 0737f5e4702..9f3422188dc 100644
--- a/src/devices/bus/sunmouse/hlemouse.cpp
+++ b/src/devices/bus/sunmouse/hlemouse.cpp
@@ -264,11 +264,11 @@ void hle_device_base::check_inputs()
// deal with wraparound
if (0x0800 <= x_delta)
x_delta -= 0x1000;
- else if (-0x8000 >= x_delta)
+ else if (-0x0800 >= x_delta)
x_delta += 0x1000;
if (0x0800 <= y_delta)
y_delta -= 0x1000;
- else if (-0x8000 >= y_delta)
+ else if (-0x0800 >= y_delta)
x_delta += 0x1000;
// update state