diff --git a/binaries/cli/src/build.rs b/binaries/cli/src/build.rs
index c7b46ff7..d3dd160f 100644
--- a/binaries/cli/src/build.rs
+++ b/binaries/cli/src/build.rs
@@ -18,7 +18,7 @@ pub fn build(dataflow: &Path) -> eyre::Result<()> {
         match &node.kind {
             dora_core::descriptor::NodeKind::Runtime(runtime_node) => {
                 for operator in &runtime_node.operators {
-                    run_build_command(operator.config.build.as_deref(), &working_dir)
+                    run_build_command(operator.config.build.as_deref(), working_dir)
                         .with_context(|| {
                             format!(
                                 "build command failed for operator `{}/{}`",
@@ -28,12 +28,12 @@ pub fn build(dataflow: &Path) -> eyre::Result<()> {
                 }
             }
             dora_core::descriptor::NodeKind::Custom(custom_node) => {
-                run_build_command(custom_node.build.as_deref(), &working_dir).with_context(
+                run_build_command(custom_node.build.as_deref(), working_dir).with_context(
                     || format!("build command failed for custom node `{}`", node.id),
                 )?
             }
             dora_core::descriptor::NodeKind::Operator(operator) => {
-                run_build_command(operator.config.build.as_deref(), &working_dir).with_context(
+                run_build_command(operator.config.build.as_deref(), working_dir).with_context(
                     || {
                         format!(
                             "build command failed for operator `{}/{}`",
diff --git a/binaries/cli/src/check.rs b/binaries/cli/src/check.rs
index 1d4411eb..6643d483 100644
--- a/binaries/cli/src/check.rs
+++ b/binaries/cli/src/check.rs
@@ -8,7 +8,7 @@ use std::{env::consts::EXE_EXTENSION, path::Path};
 
 pub fn check(dataflow_path: &Path, runtime: &Path) -> eyre::Result<()> {
     let runtime = runtime.with_extension(EXE_EXTENSION);
-    let descriptor = read_descriptor(&dataflow_path).wrap_err_with(|| {
+    let descriptor = read_descriptor(dataflow_path).wrap_err_with(|| {
         format!(
             "failed to read dataflow descriptor at {}",
             dataflow_path.display()
@@ -108,7 +108,7 @@ fn check_input(
     nodes: &[dora_core::descriptor::ResolvedNode],
     input_id_str: &str,
 ) -> Result<(), eyre::ErrReport> {
-    Ok(match mapping {
+    match mapping {
         InputMapping::Timer { interval: _ } => {}
         InputMapping::User(UserInputMapping {
             source,
@@ -162,5 +162,6 @@ fn check_input(
                 }
             }
         }
-    })
+    };
+    Ok(())
 }
diff --git a/binaries/cli/src/graph/mod.rs b/binaries/cli/src/graph/mod.rs
index bf53fb9b..26d4d414 100644
--- a/binaries/cli/src/graph/mod.rs
+++ b/binaries/cli/src/graph/mod.rs
@@ -11,7 +11,7 @@ pub fn visualize_as_html(dataflow: &Path) -> eyre::Result<String> {
 }
 
 pub fn visualize_as_mermaid(dataflow: &Path) -> eyre::Result<String> {
-    let descriptor = read_descriptor(&dataflow)
+    let descriptor = read_descriptor(dataflow)
         .with_context(|| format!("failed to read dataflow at `{}`", dataflow.display()))?;
     let visualized = descriptor
         .visualize_as_mermaid()
diff --git a/examples/iceoryx/node/src/main.rs b/examples/iceoryx/node/src/main.rs
index bda2decb..06437786 100644
--- a/examples/iceoryx/node/src/main.rs
+++ b/examples/iceoryx/node/src/main.rs
@@ -18,7 +18,7 @@ fn main() -> eyre::Result<()> {
                 let random: u64 = rand::random();
                 let data: &[u8] = &random.to_le_bytes();
                 operator.send_output(&output, input.metadata(), data.len(), |out| {
-                    out.copy_from_slice(&data);
+                    out.copy_from_slice(data);
                 })?;
             }
             other => eprintln!("Ignoring unexpected input `{other}`"),
diff --git a/libraries/communication-layer/src/lib.rs b/libraries/communication-layer/src/lib.rs
index 922ebd02..91fe66a9 100644
--- a/libraries/communication-layer/src/lib.rs
+++ b/libraries/communication-layer/src/lib.rs
@@ -54,7 +54,7 @@ pub trait Publisher: Send + Sync {
     /// can be used to construct the message in-place.
     fn publish(&self, data: &[u8]) -> Result<(), BoxError> {
         let mut sample = self.prepare(data.len())?;
-        sample.as_mut_slice().copy_from_slice(&data);
+        sample.as_mut_slice().copy_from_slice(data);
         sample.publish()?;
         Ok(())
     }