diff --git a/crates/ruff/src/checkers/ast/analyze/statement.rs b/crates/ruff/src/checkers/ast/analyze/statement.rs
index 0f169d6969a011..817c9705df41cf 100644
--- a/crates/ruff/src/checkers/ast/analyze/statement.rs
+++ b/crates/ruff/src/checkers/ast/analyze/statement.rs
@@ -1151,6 +1151,9 @@ pub(crate) fn statement(stmt: &Stmt, checker: &mut Checker) {
             if checker.enabled(Rule::ManualListCopy) {
                 perflint::rules::manual_list_copy(checker, target, body);
             }
+            if checker.enabled(Rule::ManualDictComprehension) {
+                perflint::rules::manual_dict_comprehension(checker, target, body);
+            }
             if checker.enabled(Rule::UnnecessaryListCast) {
                 perflint::rules::unnecessary_list_cast(checker, iter);
             }
diff --git a/crates/ruff/src/rules/perflint/rules/manual_dict_comprehension.rs b/crates/ruff/src/rules/perflint/rules/manual_dict_comprehension.rs
index 7fef039c6fe409..a71c872dc59dcb 100644
--- a/crates/ruff/src/rules/perflint/rules/manual_dict_comprehension.rs
+++ b/crates/ruff/src/rules/perflint/rules/manual_dict_comprehension.rs
@@ -1,4 +1,4 @@
-use rustpython_parser::ast::{self, Expr, Stmt};
+use ruff_python_ast::{self as ast, Expr, Stmt};
 
 use ruff_diagnostics::{Diagnostic, Violation};
 use ruff_macros::{derive_message_formats, violation};
@@ -43,7 +43,7 @@ impl Violation for ManualDictComprehension {
     }
 }
 
-/// PERF404
+/// PERF403
 pub(crate) fn manual_dict_comprehension(checker: &mut Checker, target: &Expr, body: &[Stmt]) {
     let [stmt] = body else {
         return;
diff --git a/crates/ruff_python_formatter/README.md b/crates/ruff_python_formatter/README.md
index af3562987a1835..99b8eab0828ff3 100644
--- a/crates/ruff_python_formatter/README.md
+++ b/crates/ruff_python_formatter/README.md
@@ -312,7 +312,7 @@ a different strategy until all strategies are exhausted.
 ## The orphan rules and trait structure
 
 For the formatter, we would like to implement `Format` from the rust_formatter crate for all AST
-nodes, defined in the rustpython_parser crate. This violates Rust's orphan rules. We therefore
+nodes, defined in the ruff_python_parser crate. This violates Rust's orphan rules. We therefore
 generate in `generate.py` a newtype for each AST node with implementations of `FormatNodeRule`,
 `FormatRule`, `AsFormat` and `IntoFormat` on it.