diff --git a/src/dev/storage/ide_ctrl.cc b/src/dev/storage/ide_ctrl.cc
index feed9cf..6d50726 100644
--- a/src/dev/storage/ide_ctrl.cc
+++ b/src/dev/storage/ide_ctrl.cc
@@ -102,7 +102,7 @@
     ioEnabled(false), bmEnabled(false),
     ioShift(p->io_shift), ctrlOffset(p->ctrl_offset)
 {
-    if (params()->disks.size() > 3)
+    if (params()->disks.size() > 4)
         panic("IDE controllers support a maximum of 4 devices attached!\n");
 
     // Assign the disks to channels