diff --git a/src/common/detector/monochrome_rectangle_detector.rs b/src/common/detector/monochrome_rectangle_detector.rs
index bd27d97..dbbd022 100644
--- a/src/common/detector/monochrome_rectangle_detector.rs
+++ b/src/common/detector/monochrome_rectangle_detector.rs
@@ -1,3 +1,4 @@
+#![allow(deprecated)]
 /*
  * Copyright 2009 ZXing authors
  *
diff --git a/src/datamatrix/data_matrix_writer.rs b/src/datamatrix/data_matrix_writer.rs
index b18ba80..a85355c 100644
--- a/src/datamatrix/data_matrix_writer.rs
+++ b/src/datamatrix/data_matrix_writer.rs
@@ -1,3 +1,4 @@
+#![allow(deprecated)]
 /*
  * Copyright 2008 ZXing authors
  *
diff --git a/src/pdf417/decoder/decoded_bit_stream_parser.rs b/src/pdf417/decoder/decoded_bit_stream_parser.rs
index 170a688..35b929f 100644
--- a/src/pdf417/decoder/decoded_bit_stream_parser.rs
+++ b/src/pdf417/decoder/decoded_bit_stream_parser.rs
@@ -1,3 +1,4 @@
+#![allow(deprecated)]
 /*
  * Copyright 2009 ZXing authors
  *
diff --git a/src/pdf417/decoder/pdf_417_decoder_test_case.rs b/src/pdf417/decoder/pdf_417_decoder_test_case.rs
index 73be9f3..776d4a6 100644
--- a/src/pdf417/decoder/pdf_417_decoder_test_case.rs
+++ b/src/pdf417/decoder/pdf_417_decoder_test_case.rs
@@ -1,3 +1,4 @@
+#![allow(deprecated)]
 /*
  * Copyright 2009 ZXing authors
  *