diff --git a/avrdude/serialupdi.c b/avrdude/serialupdi.c
index 98b09b32..2aa0252a 100644
--- a/avrdude/serialupdi.c
+++ b/avrdude/serialupdi.c
@@ -461,7 +461,7 @@ static int serialupdi_paged_load(PROGRAMMER * pgm, AVRPART * p, AVRMEM * m,
     }
     return read_bytes;
   } else {
-    return updi_read_data(pgm, m->offset + addr, m->buf, n_bytes);
+    return updi_read_data(pgm, m->offset + addr, m->buf + addr, n_bytes);
   }
 }