diff --git a/benches/bench.rs b/benches/bench.rs
index 0cdd7b4..815b5a3 100644
--- a/benches/bench.rs
+++ b/benches/bench.rs
@@ -1,4 +1,7 @@
 #![cfg_attr(feature = "i128", feature(i128_type, i128))]
+
+#![cfg_attr(feature = "cargo-clippy", allow(cast_lossless))]
+
 #![feature(test)]
 #![allow(non_snake_case)]
 
diff --git a/src/lib.rs b/src/lib.rs
index c569fdd..ff58115 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -10,6 +10,8 @@
 
 #![cfg_attr(feature = "i128", feature(i128_type, i128))]
 
+#![cfg_attr(feature = "cargo-clippy", allow(cast_lossless, unreadable_literal))]
+
 #[cfg(feature = "i128")]
 mod udiv128;
 
diff --git a/tests/test.rs b/tests/test.rs
index c6e26de..a360293 100644
--- a/tests/test.rs
+++ b/tests/test.rs
@@ -1,4 +1,7 @@
 #![cfg_attr(feature = "i128", feature(i128_type, i128))]
+
+#![cfg_attr(feature = "cargo-clippy", allow(cast_lossless, string_lit_as_bytes))]
+
 #![allow(non_snake_case)]
 
 extern crate itoa;