diff --git a/src/rust/cryptography-cffi/src/lib.rs b/src/rust/cryptography-cffi/src/lib.rs
index a54dcafa57d7..c4ec798d9de1 100644
--- a/src/rust/cryptography-cffi/src/lib.rs
+++ b/src/rust/cryptography-cffi/src/lib.rs
@@ -2,7 +2,11 @@
 // 2.0, and the BSD License. See the LICENSE file in the root of this repository
 // for complete details.
 
-#![deny(rust_2018_idioms, clippy::undocumented_unsafe_blocks)]
+#![deny(
+    rust_2018_idioms,
+    unsafe_op_in_unsafe_fn,
+    clippy::undocumented_unsafe_blocks
+)]
 
 #[cfg(python_implementation = "PyPy")]
 extern "C" {
diff --git a/src/rust/cryptography-keepalive/src/lib.rs b/src/rust/cryptography-keepalive/src/lib.rs
index c55d439547ef..c81420062893 100644
--- a/src/rust/cryptography-keepalive/src/lib.rs
+++ b/src/rust/cryptography-keepalive/src/lib.rs
@@ -2,7 +2,11 @@
 // 2.0, and the BSD License. See the LICENSE file in the root of this repository
 // for complete details.
 
-#![deny(rust_2018_idioms, clippy::undocumented_unsafe_blocks)]
+#![deny(
+    rust_2018_idioms,
+    unsafe_op_in_unsafe_fn,
+    clippy::undocumented_unsafe_blocks
+)]
 
 use std::cell::UnsafeCell;
 use std::ops::Deref;
diff --git a/src/rust/cryptography-openssl/src/lib.rs b/src/rust/cryptography-openssl/src/lib.rs
index 744459f063c3..06877711d8de 100644
--- a/src/rust/cryptography-openssl/src/lib.rs
+++ b/src/rust/cryptography-openssl/src/lib.rs
@@ -2,7 +2,11 @@
 // 2.0, and the BSD License. See the LICENSE file in the root of this repository
 // for complete details.
 
-#![deny(rust_2018_idioms, clippy::undocumented_unsafe_blocks)]
+#![deny(
+    rust_2018_idioms,
+    unsafe_op_in_unsafe_fn,
+    clippy::undocumented_unsafe_blocks
+)]
 
 #[cfg(any(CRYPTOGRAPHY_IS_BORINGSSL, CRYPTOGRAPHY_IS_AWSLC))]
 pub mod aead;
diff --git a/src/rust/src/lib.rs b/src/rust/src/lib.rs
index c7bcb3827201..35fcd6c33b4b 100644
--- a/src/rust/src/lib.rs
+++ b/src/rust/src/lib.rs
@@ -2,7 +2,11 @@
 // 2.0, and the BSD License. See the LICENSE file in the root of this repository
 // for complete details.
 
-#![deny(rust_2018_idioms, clippy::undocumented_unsafe_blocks)]
+#![deny(
+    rust_2018_idioms,
+    unsafe_op_in_unsafe_fn,
+    clippy::undocumented_unsafe_blocks
+)]
 #![allow(unknown_lints, non_local_definitions, clippy::result_large_err)]
 
 #[cfg(not(any(