diff --git a/data/registers/otg_v2.yaml b/data/registers/otg_v2.yaml
index 0a509c2..8849dbf 100644
--- a/data/registers/otg_v2.yaml
+++ b/data/registers/otg_v2.yaml
@@ -82,7 +82,7 @@ block/USBD:
     - name: UEP_DMA
       description: endpoint DMA buffer address.
       byte_offset: 16
-      bit_size: 16
+      bit_size: 32
       array:
         len: 8
         stride: 4