diff --git a/src/routes/private/boxes-print/BoxesPrint.tsx b/src/routes/private/boxes-print/BoxesPrint.tsx
index 3d82f4e..fa50862 100644
--- a/src/routes/private/boxes-print/BoxesPrint.tsx
+++ b/src/routes/private/boxes-print/BoxesPrint.tsx
@@ -105,6 +105,7 @@ const BoxesPrint = forwardRef<HTMLDivElement, BoxesPrintProps>(({ boxData, key }
                                 width: 'auto',
                                 padding: '4px',
                             }}
+                            key={index}
                         >
                             <Typography sx={{ fontSize: '12px' }}>{list.trekId}</Typography>
                         </Box>