diff --git a/av1/encoder/bitstream.c b/av1/encoder/bitstream.c
index 6e4af81..a7d3254 100644
--- a/av1/encoder/bitstream.c
+++ b/av1/encoder/bitstream.c
@@ -3602,7 +3602,7 @@
           }
         }
 
-        mem_put_le32(buf->data, tile_header);
+        mem_put_le32(buf->data, (MEM_VALUE_T)tile_header);
       }
 
       *total_size += tile_size;