diff --git a/build.rs b/build.rs
index 9ca8d8669..f2db9a841 100644
--- a/build.rs
+++ b/build.rs
@@ -19,24 +19,6 @@
 // another for the concrete logging implementation). Instead we use `eprintln!`
 // to log everything to stderr.
 
-#![forbid(
-    anonymous_parameters,
-    box_pointers,
-    missing_copy_implementations,
-    missing_debug_implementations,
-    missing_docs,
-    trivial_casts,
-    trivial_numeric_casts,
-    unsafe_code,
-    unstable_features,
-    unused_extern_crates,
-    unused_import_braces,
-    unused_qualifications,
-    unused_results,
-    variant_size_differences,
-    warnings
-)]
-
 // In the `pregenerate_asm_main()` case we don't want to access (Cargo)
 // environment variables at all, so avoid `use std::env` here.
 
diff --git a/src/lib.rs b/src/lib.rs
index 48a22672e..f099fff03 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -70,16 +70,7 @@
 // `#[derive(...)]` uses `trivial_numeric_casts` and `unused_qualifications`
 // internally.
 #![deny(missing_docs, unused_qualifications, variant_size_differences)]
-#![forbid(
-    anonymous_parameters,
-    trivial_casts,
-    trivial_numeric_casts,
-    unstable_features,
-    unused_extern_crates,
-    unused_import_braces,
-    unused_results,
-    warnings
-)]
+#![forbid(unused_results)]
 #![no_std]
 
 #[cfg(feature = "alloc")]
diff --git a/tests/aead_tests.rs b/tests/aead_tests.rs
index ccc52ff42..75e0e9e92 100644
--- a/tests/aead_tests.rs
+++ b/tests/aead_tests.rs
@@ -13,23 +13,6 @@
 // CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 
 #![cfg(any(not(target_arch = "wasm32"), feature = "wasm32_c"))]
-#![forbid(
-    anonymous_parameters,
-    box_pointers,
-    missing_copy_implementations,
-    missing_debug_implementations,
-    missing_docs,
-    trivial_casts,
-    trivial_numeric_casts,
-    unsafe_code,
-    unstable_features,
-    unused_extern_crates,
-    unused_import_braces,
-    unused_qualifications,
-    unused_results,
-    variant_size_differences,
-    warnings
-)]
 
 #[cfg(target_arch = "wasm32")]
 use wasm_bindgen_test::{wasm_bindgen_test, wasm_bindgen_test_configure};
diff --git a/tests/agreement_tests.rs b/tests/agreement_tests.rs
index fcdcbb72b..416201537 100644
--- a/tests/agreement_tests.rs
+++ b/tests/agreement_tests.rs
@@ -12,24 +12,6 @@
 // OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
 // CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 
-#![forbid(
-    anonymous_parameters,
-    box_pointers,
-    missing_copy_implementations,
-    missing_debug_implementations,
-    missing_docs,
-    trivial_casts,
-    trivial_numeric_casts,
-    unsafe_code,
-    unstable_features,
-    unused_extern_crates,
-    unused_import_braces,
-    unused_qualifications,
-    unused_results,
-    variant_size_differences,
-    warnings
-)]
-
 extern crate alloc;
 
 use ring::{agreement, error, rand, test, test_file};
diff --git a/tests/digest_tests.rs b/tests/digest_tests.rs
index 1b16bb66e..c275de705 100644
--- a/tests/digest_tests.rs
+++ b/tests/digest_tests.rs
@@ -12,24 +12,6 @@
 // OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
 // CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 
-#![forbid(
-    anonymous_parameters,
-    box_pointers,
-    missing_copy_implementations,
-    missing_debug_implementations,
-    missing_docs,
-    trivial_casts,
-    trivial_numeric_casts,
-    unsafe_code,
-    unstable_features,
-    unused_extern_crates,
-    unused_import_braces,
-    unused_qualifications,
-    unused_results,
-    variant_size_differences,
-    warnings
-)]
-
 use ring::{digest, test, test_file};
 
 #[cfg(target_arch = "wasm32")]
diff --git a/tests/ecdsa_tests.rs b/tests/ecdsa_tests.rs
index 4cd9ef4ea..317fdbc93 100644
--- a/tests/ecdsa_tests.rs
+++ b/tests/ecdsa_tests.rs
@@ -12,24 +12,6 @@
 // OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
 // CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 
-#![forbid(
-    anonymous_parameters,
-    box_pointers,
-    missing_copy_implementations,
-    missing_debug_implementations,
-    missing_docs,
-    trivial_casts,
-    trivial_numeric_casts,
-    unsafe_code,
-    unstable_features,
-    unused_extern_crates,
-    unused_import_braces,
-    unused_qualifications,
-    unused_results,
-    variant_size_differences,
-    warnings
-)]
-
 use ring::{
     rand,
     signature::{self, KeyPair},
diff --git a/tests/ed25519_tests.rs b/tests/ed25519_tests.rs
index ff97497b1..059ecdb04 100644
--- a/tests/ed25519_tests.rs
+++ b/tests/ed25519_tests.rs
@@ -12,24 +12,6 @@
 // OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
 // CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 
-#![forbid(
-    anonymous_parameters,
-    box_pointers,
-    missing_copy_implementations,
-    missing_debug_implementations,
-    missing_docs,
-    trivial_casts,
-    trivial_numeric_casts,
-    unsafe_code,
-    unstable_features,
-    unused_extern_crates,
-    unused_import_braces,
-    unused_qualifications,
-    unused_results,
-    variant_size_differences,
-    warnings
-)]
-
 use ring::{
     signature::{self, Ed25519KeyPair, KeyPair},
     test, test_file,
diff --git a/tests/hkdf_tests.rs b/tests/hkdf_tests.rs
index e17968c45..88435a845 100644
--- a/tests/hkdf_tests.rs
+++ b/tests/hkdf_tests.rs
@@ -12,23 +12,6 @@
 // OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
 // CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 
-#![forbid(
-    anonymous_parameters,
-    box_pointers,
-    missing_copy_implementations,
-    missing_debug_implementations,
-    missing_docs,
-    trivial_casts,
-    trivial_numeric_casts,
-    unsafe_code,
-    unstable_features,
-    unused_extern_crates,
-    unused_import_braces,
-    unused_results,
-    variant_size_differences,
-    warnings
-)]
-
 use ring::{digest, error, hkdf, test, test_file};
 
 #[cfg(target_arch = "wasm32")]
diff --git a/tests/hmac_tests.rs b/tests/hmac_tests.rs
index 9e01714eb..486a90a53 100644
--- a/tests/hmac_tests.rs
+++ b/tests/hmac_tests.rs
@@ -12,24 +12,6 @@
 // OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
 // CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 
-#![forbid(
-    anonymous_parameters,
-    box_pointers,
-    missing_copy_implementations,
-    missing_debug_implementations,
-    missing_docs,
-    trivial_casts,
-    trivial_numeric_casts,
-    unsafe_code,
-    unstable_features,
-    unused_extern_crates,
-    unused_import_braces,
-    unused_qualifications,
-    unused_results,
-    variant_size_differences,
-    warnings
-)]
-
 use ring::{digest, error, hmac, test, test_file};
 
 #[cfg(target_arch = "wasm32")]
diff --git a/tests/pbkdf2_tests.rs b/tests/pbkdf2_tests.rs
index 0b0cf94b3..13300fa46 100644
--- a/tests/pbkdf2_tests.rs
+++ b/tests/pbkdf2_tests.rs
@@ -12,24 +12,6 @@
 // OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
 // CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 
-#![forbid(
-    anonymous_parameters,
-    box_pointers,
-    missing_copy_implementations,
-    missing_debug_implementations,
-    missing_docs,
-    trivial_casts,
-    trivial_numeric_casts,
-    unsafe_code,
-    unstable_features,
-    unused_extern_crates,
-    unused_import_braces,
-    unused_qualifications,
-    unused_results,
-    variant_size_differences,
-    warnings
-)]
-
 use core::num::NonZeroU32;
 use ring::{digest, error, pbkdf2, test, test_file};
 
diff --git a/tests/quic_tests.rs b/tests/quic_tests.rs
index 3e9689cd5..545d7a76f 100644
--- a/tests/quic_tests.rs
+++ b/tests/quic_tests.rs
@@ -12,24 +12,6 @@
 // OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
 // CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 
-#![forbid(
-    anonymous_parameters,
-    box_pointers,
-    missing_copy_implementations,
-    missing_debug_implementations,
-    missing_docs,
-    trivial_casts,
-    trivial_numeric_casts,
-    unsafe_code,
-    unstable_features,
-    unused_extern_crates,
-    unused_import_braces,
-    unused_qualifications,
-    unused_results,
-    variant_size_differences,
-    warnings
-)]
-
 use ring::{aead::quic, test, test_file};
 
 #[test]
diff --git a/tests/rsa_tests.rs b/tests/rsa_tests.rs
index 03e062e29..2b29b2615 100644
--- a/tests/rsa_tests.rs
+++ b/tests/rsa_tests.rs
@@ -12,24 +12,6 @@
 // OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
 // CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 
-#![forbid(
-    anonymous_parameters,
-    box_pointers,
-    missing_copy_implementations,
-    missing_debug_implementations,
-    missing_docs,
-    trivial_casts,
-    trivial_numeric_casts,
-    unsafe_code,
-    unstable_features,
-    unused_extern_crates,
-    unused_import_braces,
-    unused_qualifications,
-    unused_results,
-    variant_size_differences,
-    warnings
-)]
-
 #[cfg(feature = "alloc")]
 use ring::{
     error,