diff --git a/crates/ruff/resources/test/fixtures/flake8_unused_arguments/ARG.py b/crates/ruff/resources/test/fixtures/flake8_unused_arguments/ARG.py
index 3aac4018c8..8905fba36a 100644
--- a/crates/ruff/resources/test/fixtures/flake8_unused_arguments/ARG.py
+++ b/crates/ruff/resources/test/fixtures/flake8_unused_arguments/ARG.py
@@ -202,3 +202,14 @@ class C:
 ###
 def f(x: None) -> None:
     _ = cast(Any, _identity)(x=x)
+
+###
+# Unused arguments with `locals`.
+###
+def f(bar: str):
+    print(locals())
+
+
+class C:
+    def __init__(self, x) -> None:
+        print(locals())
diff --git a/crates/ruff/src/rules/flake8_unused_arguments/rules/unused_arguments.rs b/crates/ruff/src/rules/flake8_unused_arguments/rules/unused_arguments.rs
index 5699bf8e01..60be99a590 100644
--- a/crates/ruff/src/rules/flake8_unused_arguments/rules/unused_arguments.rs
+++ b/crates/ruff/src/rules/flake8_unused_arguments/rules/unused_arguments.rs
@@ -216,7 +216,7 @@ impl Argumentable {
 fn function(
     argumentable: Argumentable,
     parameters: &Parameters,
-    values: &Scope,
+    scope: &Scope,
     semantic: &SemanticModel,
     dummy_variable_rgx: &Regex,
     ignore_variadic_names: bool,
@@ -241,7 +241,7 @@ fn function(
     call(
         argumentable,
         args,
-        values,
+        scope,
         semantic,
         dummy_variable_rgx,
         diagnostics,
@@ -252,7 +252,7 @@ fn function(
 fn method(
     argumentable: Argumentable,
     parameters: &Parameters,
-    values: &Scope,
+    scope: &Scope,
     semantic: &SemanticModel,
     dummy_variable_rgx: &Regex,
     ignore_variadic_names: bool,
@@ -278,7 +278,7 @@ fn method(
     call(
         argumentable,
         args,
-        values,
+        scope,
         semantic,
         dummy_variable_rgx,
         diagnostics,
@@ -288,13 +288,13 @@ fn method(
 fn call<'a>(
     argumentable: Argumentable,
     parameters: impl Iterator<Item = &'a Parameter>,
-    values: &Scope,
+    scope: &Scope,
     semantic: &SemanticModel,
     dummy_variable_rgx: &Regex,
     diagnostics: &mut Vec<Diagnostic>,
 ) {
     diagnostics.extend(parameters.filter_map(|arg| {
-        let binding = values
+        let binding = scope
             .get(arg.name.as_str())
             .map(|binding_id| semantic.binding(binding_id))?;
         if binding.kind.is_argument()
@@ -317,6 +317,10 @@ pub(crate) fn unused_arguments(
     scope: &Scope,
     diagnostics: &mut Vec<Diagnostic>,
 ) {
+    if scope.uses_locals() {
+        return;
+    }
+
     let Some(parent) = &checker.semantic().first_non_type_parent_scope(scope) else {
         return;
     };