diff --git a/Cargo.lock b/Cargo.lock
index 5c3b1cfc..819d25cd 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -575,9 +575,9 @@ dependencies = [
 
 [[package]]
 name = "serde_json"
-version = "1.0.140"
+version = "1.0.141"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "20068b6e96dc6c9bd23e01df8827e6c7e1f2fddd43c21810382803c136b99373"
+checksum = "30b9eff21ebe718216c6ec64e1d9ac57087aad11efc64e32002bce4a0d4c03d3"
 dependencies = [
  "itoa",
  "memchr",
diff --git a/nix-script-haskell/src/main.rs b/nix-script-haskell/src/main.rs
index b713295c..120c84ad 100644
--- a/nix-script-haskell/src/main.rs
+++ b/nix-script-haskell/src/main.rs
@@ -7,7 +7,7 @@ fn main() {
     env_logger::Builder::from_env("NIX_SCRIPT_LOG").init();
 
     let opts = Opts::parse();
-    log::trace!("opts: {:?}", opts);
+    log::trace!("opts: {opts:?}");
 
     match opts.run().map(|status| status.code()) {
         Ok(Some(code)) => std::process::exit(code),
diff --git a/nix-script-haskell/src/opts.rs b/nix-script-haskell/src/opts.rs
index c18c0945..3ccd3932 100644
--- a/nix-script-haskell/src/opts.rs
+++ b/nix-script-haskell/src/opts.rs
@@ -69,7 +69,7 @@ impl Opts {
                 .map(|ps| ps.join(" "))
                 .unwrap_or_default()
         );
-        log::debug!("build command is `{}`", build_command);
+        log::debug!("build command is `{build_command}`");
         nix_script.arg("--build-command").arg(build_command);
 
         let compiler = format!(
diff --git a/nix-script/Cargo.toml b/nix-script/Cargo.toml
index bc2503cf..acbd4b7f 100644
--- a/nix-script/Cargo.toml
+++ b/nix-script/Cargo.toml
@@ -15,7 +15,7 @@ nix-script-directives = { path = "../nix-script-directives" }
 once_cell = "1.21.3"
 path-absolutize = "3.1.1"
 seahash = "4.1.0"
-serde_json = "1.0.140"
+serde_json = "1.0.141"
 walkdir = "2.5.0"
 
 [dev-dependencies]
diff --git a/nix-script/src/builder.rs b/nix-script/src/builder.rs
index 383df4df..ed95cce3 100644
--- a/nix-script/src/builder.rs
+++ b/nix-script/src/builder.rs
@@ -157,7 +157,7 @@ impl Builder {
                 .context("could not prepare derivation to build")?;
 
             log::debug!("writing derivation to {}", build_path.display());
-            log::trace!("derivation contents: {}", derivation);
+            log::trace!("derivation contents: {derivation}");
             fs::write(build_path.join("default.nix"), derivation.to_string())
                 .context("could not write derivation contents")?;
         }
diff --git a/nix-script/src/derivation.rs b/nix-script/src/derivation.rs
index 630ef8fe..5ceadbf9 100644
--- a/nix-script/src/derivation.rs
+++ b/nix-script/src/derivation.rs
@@ -74,7 +74,7 @@ impl Derivation {
     pub fn add_build_inputs(&mut self, build_inputs: Vec<Expr>) {
         for build_input in build_inputs {
             if build_input.is_leaf() {
-                log::trace!("extracting build input `{}`", build_input);
+                log::trace!("extracting build input `{build_input}`");
                 self.inputs
                     .insert(build_input.to_string(), Some(format!("pkgs.{build_input}")));
             }
@@ -107,7 +107,7 @@ impl Derivation {
     pub fn add_runtime_inputs(&mut self, runtime_inputs: Vec<Expr>) {
         for runtime_input in runtime_inputs {
             if runtime_input.is_leaf() {
-                log::trace!("extracting build input `{}`", runtime_input);
+                log::trace!("extracting build input `{runtime_input}`");
                 self.inputs.insert(
                     runtime_input.to_string(),
                     Some(format!("pkgs.{runtime_input}")),
diff --git a/nix-script/src/main.rs b/nix-script/src/main.rs
index 0d0f8070..5cbd1317 100644
--- a/nix-script/src/main.rs
+++ b/nix-script/src/main.rs
@@ -10,7 +10,7 @@ fn main() {
     env_logger::Builder::from_env("NIX_SCRIPT_LOG").init();
 
     let opts = Opts::parse();
-    log::trace!("opts: {:?}", opts);
+    log::trace!("opts: {opts:?}");
 
     match opts.run().map(|status| status.code()) {
         Ok(Some(code)) => std::process::exit(code),
diff --git a/nix-script/src/opts.rs b/nix-script/src/opts.rs
index d9ea7bda..e9f8594c 100644
--- a/nix-script/src/opts.rs
+++ b/nix-script/src/opts.rs
@@ -255,7 +255,7 @@ impl Opts {
             // even when another builder has done the job for us in the
             // meantime.
             let lock_file_path = env::temp_dir().join(target_unique_id);
-            log::debug!("creating lock file path: {:?}", lock_file_path);
+            log::debug!("creating lock file path: {lock_file_path:?}");
             let lock_file =
                 File::create(lock_file_path.clone()).context("could not create lock file")?;
             log::debug!("locking");
@@ -357,17 +357,17 @@ impl Opts {
         }
 
         for input in &directives.build_inputs {
-            log::trace!("adding build input `{}` to packages", input);
+            log::trace!("adding build input `{input}` to packages");
             command.arg("-p").arg(input.to_string());
         }
 
         for input in &directives.runtime_inputs {
-            log::trace!("adding runtime input `{}` to packages", input);
+            log::trace!("adding runtime input `{input}` to packages");
             command.arg("-p").arg(input.to_string());
         }
 
         if let Some(run) = &self.run {
-            log::trace!("running `{}`", run);
+            log::trace!("running `{run}`");
             command.arg("--run").arg(run);
         }