1 files changed, 1 insertions, 1 deletions
diff --git a/include/libvfio-user.h b/include/libvfio-user.h
index 28933a5..371daaf 100644
--- a/include/libvfio-user.h
+++ b/include/libvfio-user.h
@@ -66,7 +66,7 @@ typedef void *vfu_dma_addr_t;
 typedef struct {
     vfu_dma_addr_t dma_addr;
     int region;
-    int length;
+    uint64_t length;
     uint64_t offset;
     bool mappable;
 } dma_sg_t;