diff --git a/src/types/usb_device.rs b/src/types/usb_device.rs
index 51b7d2f..d3ef557 100644
--- a/src/types/usb_device.rs
+++ b/src/types/usb_device.rs
@@ -84,13 +84,17 @@ pub(crate) const ONE_MS_16_MGHZ: u32 = 16000;
 impl<const L: usize> UsbDevice<L> {
     #[inline]
     pub fn new(pll: PLL, usb: USB_DEVICE) -> UsbBusAllocator<Self> {
-        UsbBusAllocator::new(Self {
-            pll: Mutex::new(pll),
-            usb: Mutex::new(usb),
-            ep_table: [USBEndpoint::default(); L],
-            pending_ins: Mutex::new(Cell::new(0u8)),
-            dpram_already_used: 0,
-        })
+        if L > 1 {
+            UsbBusAllocator::new(Self {
+                pll: Mutex::new(pll),
+                usb: Mutex::new(usb),
+                ep_table: [USBEndpoint::default(); L],
+                pending_ins: Mutex::new(Cell::new(0u8)),
+                dpram_already_used: 0,
+            })
+        } else {
+            panic!("Endpoint table cannot be with length <= 1")
+        }
     }
 
     #[inline(always)]