diff --git a/crates/ruff/src/checkers/ast/mod.rs b/crates/ruff/src/checkers/ast/mod.rs
index a378dc9e18da5..14966f63f7eb3 100644
--- a/crates/ruff/src/checkers/ast/mod.rs
+++ b/crates/ruff/src/checkers/ast/mod.rs
@@ -3756,7 +3756,6 @@ where
                         // If we're in a type definition, we need to treat the arguments to any
                         // other callables as non-type definitions (i.e., we don't want to treat
                         // any strings as deferred type definitions).
-
                         for arg in args {
                             self.visit_non_type_definition(arg);
                         }
diff --git a/crates/ruff/src/rules/flake8_builtins/helpers.rs b/crates/ruff/src/rules/flake8_builtins/helpers.rs
index 2521dec2e28a6..483cecb5fa8f9 100644
--- a/crates/ruff/src/rules/flake8_builtins/helpers.rs
+++ b/crates/ruff/src/rules/flake8_builtins/helpers.rs
@@ -1,5 +1,5 @@
-use ruff_python_stdlib::builtins::BUILTINS;
+use ruff_python_stdlib::builtins::is_builtin;
 
 pub(super) fn shadows_builtin(name: &str, ignorelist: &[String]) -> bool {
-    BUILTINS.contains(&name) && ignorelist.iter().all(|ignore| ignore != name)
+    is_builtin(name) && ignorelist.iter().all(|ignore| ignore != name)
 }
diff --git a/crates/ruff_python_stdlib/src/builtins.rs b/crates/ruff_python_stdlib/src/builtins.rs
index 2824bfacb8280..c0152dcd3a78e 100644
--- a/crates/ruff_python_stdlib/src/builtins.rs
+++ b/crates/ruff_python_stdlib/src/builtins.rs
@@ -1,3 +1,6 @@
+/// A list of all Python builtins.
+///
+/// Intended to be kept in sync with [`is_builtin`].
 pub const BUILTINS: &[&str] = &[
     "ArithmeticError",
     "AssertionError",
@@ -158,11 +161,178 @@ pub const BUILTINS: &[&str] = &[
     "zip",
 ];
 
-// Globally defined names which are not attributes of the builtins module, or
-// are only present on some platforms.
+/// Globally defined names which are not attributes of the builtins module, or
+/// are only present on some platforms.
 pub const MAGIC_GLOBALS: &[&str] = &[
     "WindowsError",
     "__annotations__",
     "__builtins__",
     "__file__",
 ];
+
+/// Returns `true` if the given name is that of a Python builtin.
+///
+/// Intended to be kept in sync with [`BUILTINS`].
+pub fn is_builtin(name: &str) -> bool {
+    // Constructed by converting the `BUILTINS` slice to a `match` expression.
+    matches!(
+        name,
+        "ArithmeticError"
+            | "AssertionError"
+            | "AttributeError"
+            | "BaseException"
+            | "BaseExceptionGroup"
+            | "BlockingIOError"
+            | "BrokenPipeError"
+            | "BufferError"
+            | "BytesWarning"
+            | "ChildProcessError"
+            | "ConnectionAbortedError"
+            | "ConnectionError"
+            | "ConnectionRefusedError"
+            | "ConnectionResetError"
+            | "DeprecationWarning"
+            | "EOFError"
+            | "Ellipsis"
+            | "EncodingWarning"
+            | "EnvironmentError"
+            | "Exception"
+            | "ExceptionGroup"
+            | "False"
+            | "FileExistsError"
+            | "FileNotFoundError"
+            | "FloatingPointError"
+            | "FutureWarning"
+            | "GeneratorExit"
+            | "IOError"
+            | "ImportError"
+            | "ImportWarning"
+            | "IndentationError"
+            | "IndexError"
+            | "InterruptedError"
+            | "IsADirectoryError"
+            | "KeyError"
+            | "KeyboardInterrupt"
+            | "LookupError"
+            | "MemoryError"
+            | "ModuleNotFoundError"
+            | "NameError"
+            | "None"
+            | "NotADirectoryError"
+            | "NotImplemented"
+            | "NotImplementedError"
+            | "OSError"
+            | "OverflowError"
+            | "PendingDeprecationWarning"
+            | "PermissionError"
+            | "ProcessLookupError"
+            | "RecursionError"
+            | "ReferenceError"
+            | "ResourceWarning"
+            | "RuntimeError"
+            | "RuntimeWarning"
+            | "StopAsyncIteration"
+            | "StopIteration"
+            | "SyntaxError"
+            | "SyntaxWarning"
+            | "SystemError"
+            | "SystemExit"
+            | "TabError"
+            | "TimeoutError"
+            | "True"
+            | "TypeError"
+            | "UnboundLocalError"
+            | "UnicodeDecodeError"
+            | "UnicodeEncodeError"
+            | "UnicodeError"
+            | "UnicodeTranslateError"
+            | "UnicodeWarning"
+            | "UserWarning"
+            | "ValueError"
+            | "Warning"
+            | "ZeroDivisionError"
+            | "__build_class__"
+            | "__debug__"
+            | "__doc__"
+            | "__import__"
+            | "__loader__"
+            | "__name__"
+            | "__package__"
+            | "__spec__"
+            | "abs"
+            | "aiter"
+            | "all"
+            | "anext"
+            | "any"
+            | "ascii"
+            | "bin"
+            | "bool"
+            | "breakpoint"
+            | "bytearray"
+            | "bytes"
+            | "callable"
+            | "chr"
+            | "classmethod"
+            | "compile"
+            | "complex"
+            | "copyright"
+            | "credits"
+            | "delattr"
+            | "dict"
+            | "dir"
+            | "divmod"
+            | "enumerate"
+            | "eval"
+            | "exec"
+            | "exit"
+            | "filter"
+            | "float"
+            | "format"
+            | "frozenset"
+            | "getattr"
+            | "globals"
+            | "hasattr"
+            | "hash"
+            | "help"
+            | "hex"
+            | "id"
+            | "input"
+            | "int"
+            | "isinstance"
+            | "issubclass"
+            | "iter"
+            | "len"
+            | "license"
+            | "list"
+            | "locals"
+            | "map"
+            | "max"
+            | "memoryview"
+            | "min"
+            | "next"
+            | "object"
+            | "oct"
+            | "open"
+            | "ord"
+            | "pow"
+            | "print"
+            | "property"
+            | "quit"
+            | "range"
+            | "repr"
+            | "reversed"
+            | "round"
+            | "set"
+            | "setattr"
+            | "slice"
+            | "sorted"
+            | "staticmethod"
+            | "str"
+            | "sum"
+            | "super"
+            | "tuple"
+            | "type"
+            | "vars"
+            | "zip"
+    )
+}