AliFMD1::AliFMD1(AliFMDRing* inner)
: AliFMDDetector(1, inner, 0)
{
-// Subtracting 0.5 cm puts the middle plane of the detector at 320 cm
- SetInnerZ(320. - 0.5);
+ // Subtracting 0.25 cm puts the middle plane of the detector at 320 cm
+ SetInnerZ(320. - 0.25);
}