diff --git a/src/aead/poly1305.rs b/src/aead/poly1305.rs
index b903a6af1..1d62749fe 100644
--- a/src/aead/poly1305.rs
+++ b/src/aead/poly1305.rs
@@ -101,6 +101,7 @@ impl Context {
 
 #[cfg(test)]
 pub fn check_state_layout() {
+    #[allow(clippy::if_same_then_else)]
     let required_state_size = if cfg!(target_arch = "x86") {
         // See comment above `_poly1305_init_sse2` in poly1305-x86.pl.
         Some(4 * (5 + 1 + 4 + 2 + 4 * 9))
diff --git a/tests/aead_tests.rs b/tests/aead_tests.rs
index 0fc7ff18e..cf34ab858 100644
--- a/tests/aead_tests.rs
+++ b/tests/aead_tests.rs
@@ -212,6 +212,7 @@ fn test_aead<Seal, Open>(
         if cfg!(debug_assertions) {
             in_prefix_lengths = &MINIMAL_IN_PREFIX_LENS[..];
         } else {
+            #[allow(clippy::needless_range_loop)]
             for b in 0..more_comprehensive_in_prefix_lengths.len() {
                 more_comprehensive_in_prefix_lengths[b] = b;
             }
@@ -300,6 +301,7 @@ fn open_with_less_safe_key<'a>(
     key.open_within(nonce, aad, in_out, ciphertext_and_tag)
 }
 
+#[allow(clippy::range_plus_one)]
 fn test_aead_key_sizes(aead_alg: &'static aead::Algorithm) {
     let key_len = aead_alg.key_len();
     let key_data = vec![0u8; key_len * 2];
@@ -327,6 +329,7 @@ fn test_aead_key_sizes(aead_alg: &'static aead::Algorithm) {
 }
 
 // Test that we reject non-standard nonce sizes.
+#[allow(clippy::range_plus_one)]
 #[test]
 fn test_aead_nonce_sizes() -> Result<(), error::Unspecified> {
     let nonce_len = aead::NONCE_LEN;
@@ -350,6 +353,7 @@ fn test_aead_nonce_sizes() -> Result<(), error::Unspecified> {
     target_arch = "x86_64",
     target_arch = "x86"
 ))]
+#[allow(clippy::range_plus_one)]
 #[test]
 fn aead_chacha20_poly1305_openssh() {
     // TODO: test_aead_key_sizes(...);
diff --git a/tests/agreement_tests.rs b/tests/agreement_tests.rs
index 99d4a5e7e..43f62d291 100644
--- a/tests/agreement_tests.rs
+++ b/tests/agreement_tests.rs
@@ -77,6 +77,7 @@ fn agreement_traits<'a>() {
     );
 }
 
+#[allow(clippy::block_in_if_condition_stmt)]
 #[test]
 fn agreement_agree_ephemeral() {
     let rng = rand::SystemRandom::new();
diff --git a/tests/quic_tests.rs b/tests/quic_tests.rs
index 472938f87..3e9689cd5 100644
--- a/tests/quic_tests.rs
+++ b/tests/quic_tests.rs
@@ -64,6 +64,7 @@ fn test_quic(alg: &'static quic::Algorithm, test_file: test::File) {
     });
 }
 
+#[allow(clippy::range_plus_one)]
 fn test_sample_len(alg: &'static quic::Algorithm) {
     let key_len = alg.key_len();
     let key_data = vec![0u8; key_len];