diff --git a/tests/app_data.rs b/tests/app_data.rs
index 62300eef..6601c615 100644
--- a/tests/app_data.rs
+++ b/tests/app_data.rs
@@ -12,35 +12,17 @@ use wireframe::extractor::{
     SharedState,
 };
 
-#[expect(
-    clippy::allow_attributes,
-    reason = "rstest single-line fixtures need allow to avoid unfulfilled lint expectations"
-)]
-#[allow(
-    unfulfilled_lint_expectations,
-    reason = "rstest occasionally misses the expected lint for single-line fixtures on stable"
-)]
-#[expect(
-    unused_braces,
-    reason = "rustc false positive for single line rstest fixtures"
-)]
 #[fixture]
-fn request() -> MessageRequest { MessageRequest::default() }
+fn request() -> MessageRequest {
+    // Default request for shared state extraction tests
+    MessageRequest::default()
+}
 
-#[expect(
-    clippy::allow_attributes,
-    reason = "rstest single-line fixtures need allow to avoid unfulfilled lint expectations"
-)]
-#[allow(
-    unfulfilled_lint_expectations,
-    reason = "rstest occasionally misses the expected lint for single-line fixtures on stable"
-)]
-#[expect(
-    unused_braces,
-    reason = "rustc false positive for single line rstest fixtures"
-)]
 #[fixture]
-fn empty_payload() -> Payload<'static> { Payload::default() }
+fn empty_payload() -> Payload<'static> {
+    // Empty payload for shared state extraction tests
+    Payload::default()
+}
 
 #[rstest]
 fn shared_state_extractor_returns_data(
diff --git a/tests/connection_actor_errors.rs b/tests/connection_actor_errors.rs
index b9c44393..2a605398 100644
--- a/tests/connection_actor_errors.rs
+++ b/tests/connection_actor_errors.rs
@@ -25,41 +25,21 @@ use wireframe_testing::{LoggerHandle, logger, push_expect};
 mod common;
 use common::TestResult;
 
-#[expect(
-    clippy::allow_attributes,
-    reason = "rstest single-line fixtures need allow to avoid unfulfilled lint expectations"
-)]
-#[allow(
-    unfulfilled_lint_expectations,
-    reason = "rstest occasionally misses the expected lint for single-line fixtures on stable"
-)]
-#[expect(
-    unused_braces,
-    reason = "rustc false positive for single line rstest fixtures"
-)]
 #[fixture]
 fn queues()
 -> Result<(PushQueues<u8>, wireframe::push::PushHandle<u8>), wireframe::push::PushConfigError> {
+    // Push queues with default capacities for error propagation tests
     PushQueues::<u8>::builder()
         .high_capacity(8)
         .low_capacity(8)
         .build()
 }
 
-#[expect(
-    clippy::allow_attributes,
-    reason = "rstest single-line fixtures need allow to avoid unfulfilled lint expectations"
-)]
-#[allow(
-    unfulfilled_lint_expectations,
-    reason = "rstest occasionally misses the expected lint for single-line fixtures on stable"
-)]
-#[expect(
-    unused_braces,
-    reason = "rustc false positive for single line rstest fixtures"
-)]
 #[fixture]
-fn shutdown_token() -> CancellationToken { CancellationToken::new() }
+fn shutdown_token() -> CancellationToken {
+    // Shutdown token for connection actor tests
+    CancellationToken::new()
+}
 
 #[rstest]
 #[tokio::test]
diff --git a/tests/connection_actor_shutdown.rs b/tests/connection_actor_shutdown.rs
index 80bde3d2..d117cd33 100644
--- a/tests/connection_actor_shutdown.rs
+++ b/tests/connection_actor_shutdown.rs
@@ -12,42 +12,20 @@ use wireframe_testing::push_expect;
 mod common;
 use common::TestResult;
 
-// Apply expected lint suppressions for single-line rstest fixtures.
-// Context: https://github.com/la10736/rstest/issues/222
-macro_rules! single_line_fixture {
-    ($item:item) => {
-        #[expect(
-            clippy::allow_attributes,
-            reason = "rstest single-line fixtures need allow to avoid unfulfilled lint \
-                      expectations"
-        )]
-        #[allow(
-            unfulfilled_lint_expectations,
-            reason = "rstest occasionally misses the expected lint for single-line fixtures on \
-                      stable"
-        )]
-        #[expect(
-            unused_braces,
-            reason = "rustc false positive for single line rstest fixtures"
-        )]
-        $item
-    };
-}
-
-single_line_fixture! {
-    #[fixture]
-    fn queues()
-    -> Result<(PushQueues<u8>, wireframe::push::PushHandle<u8>), wireframe::push::PushConfigError> {
-        PushQueues::<u8>::builder()
-            .high_capacity(8)
-            .low_capacity(8)
-            .build()
-    }
+#[fixture]
+fn queues()
+-> Result<(PushQueues<u8>, wireframe::push::PushHandle<u8>), wireframe::push::PushConfigError> {
+    // Push queues with default capacities for shutdown tests
+    PushQueues::<u8>::builder()
+        .high_capacity(8)
+        .low_capacity(8)
+        .build()
 }
 
-single_line_fixture! {
-    #[fixture]
-    fn shutdown_token() -> CancellationToken { CancellationToken::new() }
+#[fixture]
+fn shutdown_token() -> CancellationToken {
+    // Shutdown token for connection actor tests
+    CancellationToken::new()
 }
 
 #[rstest]
diff --git a/tests/push_policies.rs b/tests/push_policies.rs
index cdc6d548..90ca3c5e 100644
--- a/tests/push_policies.rs
+++ b/tests/push_policies.rs
@@ -15,20 +15,11 @@ use wireframe_testing::{LoggerHandle, logger};
 mod common;
 use common::TestResult;
 
-#[expect(
-    clippy::allow_attributes,
-    reason = "rstest single-line fixtures need allow to avoid unfulfilled lint expectations"
-)]
-#[allow(
-    unfulfilled_lint_expectations,
-    reason = "rstest occasionally misses the expected lint for single-line fixtures on stable"
-)]
-#[expect(
-    unused_braces,
-    reason = "rustc false positive for single-line rstest fixtures"
-)]
 #[fixture]
-fn builder() -> PushQueuesBuilder<u8> { support::builder::<u8>() }
+fn builder() -> PushQueuesBuilder<u8> {
+    // PushQueuesBuilder for push queue policy tests
+    support::builder::<u8>()
+}
 
 #[derive(Clone, Copy)]
 struct PolicyCase {
diff --git a/wireframe_testing/src/logging.rs b/wireframe_testing/src/logging.rs
index a98205c0..ac729769 100644
--- a/wireframe_testing/src/logging.rs
+++ b/wireframe_testing/src/logging.rs
@@ -74,9 +74,8 @@ impl std::ops::DerefMut for LoggerHandle {
 }
 
 /// rstest fixture returning a [`LoggerHandle`] for log assertions.
-#[allow(
-    unused_braces,
-    reason = "rustc false positive for single line rstest fixtures"
-)]
 #[fixture]
-pub fn logger() -> LoggerHandle { LoggerHandle::new() }
+pub fn logger() -> LoggerHandle {
+    // Acquire exclusive access to the global logger for test assertions
+    LoggerHandle::new()
+}
diff --git a/wireframe_testing/src/multi_packet.rs b/wireframe_testing/src/multi_packet.rs
index 39fe88fd..8a00f1e0 100644
--- a/wireframe_testing/src/multi_packet.rs
+++ b/wireframe_testing/src/multi_packet.rs
@@ -28,7 +28,12 @@ use wireframe::Response;
 /// the received variant and is attributed to the caller.
 #[must_use]
 #[track_caller]
-#[allow(ungated_async_fn_track_caller)] // track_caller on async is unstable
+// FIXME: Remove when `track_caller` on async fns is stabilized.
+// Tracking: https://github.com/rust-lang/rust/issues/110011
+#[expect(
+    ungated_async_fn_track_caller,
+    reason = "track_caller on async fns is unstable"
+)]
 pub async fn collect_multi_packet<F, E>(resp: Response<F, E>) -> Vec<F> {
     match resp {
         Response::MultiPacket(mut rx) => {