diff --git a/pilota/src/thrift/binary_unsafe.rs b/pilota/src/thrift/binary_unsafe.rs
index f566657e..87b5d87b 100644
--- a/pilota/src/thrift/binary_unsafe.rs
+++ b/pilota/src/thrift/binary_unsafe.rs
@@ -758,6 +758,7 @@ impl<'a> TBinaryUnsafeInputProtocol<'a> {
     #[doc(hidden)]
     fn advance(&mut self, len: usize) {
         self.trans.advance(len);
+        self.buf.advance(len);
         self.index -= len;
     }
 }