diff --git a/Cargo.lock b/Cargo.lock
index 2bbd5602a3..36e2f02498 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2001,7 +2001,7 @@ dependencies = [
 [[package]]
 name = "ruff_text_size"
 version = "0.0.0"
-source = "git+https://github.com/RustPython/Parser.git?rev=735c06d5f43da05d191f32442224f082f1d202ee#735c06d5f43da05d191f32442224f082f1d202ee"
+source = "git+https://github.com/RustPython/Parser.git?rev=e820928f11a2453314ad4d5ce23f066d1d3faf73#e820928f11a2453314ad4d5ce23f066d1d3faf73"
 dependencies = [
  "schemars",
  "serde",
@@ -2072,7 +2072,7 @@ dependencies = [
 [[package]]
 name = "rustpython-ast"
 version = "0.2.0"
-source = "git+https://github.com/RustPython/Parser.git?rev=735c06d5f43da05d191f32442224f082f1d202ee#735c06d5f43da05d191f32442224f082f1d202ee"
+source = "git+https://github.com/RustPython/Parser.git?rev=e820928f11a2453314ad4d5ce23f066d1d3faf73#e820928f11a2453314ad4d5ce23f066d1d3faf73"
 dependencies = [
  "is-macro",
  "num-bigint",
@@ -2083,7 +2083,7 @@ dependencies = [
 [[package]]
 name = "rustpython-format"
 version = "0.2.0"
-source = "git+https://github.com/RustPython/Parser.git?rev=735c06d5f43da05d191f32442224f082f1d202ee#735c06d5f43da05d191f32442224f082f1d202ee"
+source = "git+https://github.com/RustPython/Parser.git?rev=e820928f11a2453314ad4d5ce23f066d1d3faf73#e820928f11a2453314ad4d5ce23f066d1d3faf73"
 dependencies = [
  "bitflags 2.2.1",
  "itertools",
@@ -2095,9 +2095,10 @@ dependencies = [
 [[package]]
 name = "rustpython-literal"
 version = "0.2.0"
-source = "git+https://github.com/RustPython/Parser.git?rev=735c06d5f43da05d191f32442224f082f1d202ee#735c06d5f43da05d191f32442224f082f1d202ee"
+source = "git+https://github.com/RustPython/Parser.git?rev=e820928f11a2453314ad4d5ce23f066d1d3faf73#e820928f11a2453314ad4d5ce23f066d1d3faf73"
 dependencies = [
  "hexf-parse",
+ "is-macro",
  "lexical-parse-float",
  "num-traits",
  "unic-ucd-category",
@@ -2106,9 +2107,10 @@ dependencies = [
 [[package]]
 name = "rustpython-parser"
 version = "0.2.0"
-source = "git+https://github.com/RustPython/Parser.git?rev=735c06d5f43da05d191f32442224f082f1d202ee#735c06d5f43da05d191f32442224f082f1d202ee"
+source = "git+https://github.com/RustPython/Parser.git?rev=e820928f11a2453314ad4d5ce23f066d1d3faf73#e820928f11a2453314ad4d5ce23f066d1d3faf73"
 dependencies = [
  "anyhow",
+ "is-macro",
  "itertools",
  "lalrpop-util",
  "log",
@@ -2128,8 +2130,9 @@ dependencies = [
 [[package]]
 name = "rustpython-parser-core"
 version = "0.2.0"
-source = "git+https://github.com/RustPython/Parser.git?rev=735c06d5f43da05d191f32442224f082f1d202ee#735c06d5f43da05d191f32442224f082f1d202ee"
+source = "git+https://github.com/RustPython/Parser.git?rev=e820928f11a2453314ad4d5ce23f066d1d3faf73#e820928f11a2453314ad4d5ce23f066d1d3faf73"
 dependencies = [
+ "is-macro",
  "ruff_text_size",
 ]
 
diff --git a/Cargo.toml b/Cargo.toml
index 3d9046ff4b..25f2da974a 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -31,10 +31,10 @@ proc-macro2 = { version = "1.0.51" }
 quote = { version = "1.0.23" }
 regex = { version = "1.7.1" }
 rustc-hash = { version = "1.1.0" }
-ruff_text_size = { git = "https://github.com/RustPython/Parser.git", rev = "735c06d5f43da05d191f32442224f082f1d202ee" }
-rustpython-format = { git = "https://github.com/RustPython/Parser.git", rev = "735c06d5f43da05d191f32442224f082f1d202ee" }
-rustpython-literal = { git = "https://github.com/RustPython/Parser.git", rev = "735c06d5f43da05d191f32442224f082f1d202ee" }
-rustpython-parser = { git = "https://github.com/RustPython/Parser.git", rev = "735c06d5f43da05d191f32442224f082f1d202ee", default-features = false, features = ["full-lexer", "all-nodes-with-ranges"] }
+ruff_text_size = { git = "https://github.com/RustPython/Parser.git", rev = "e820928f11a2453314ad4d5ce23f066d1d3faf73" }
+rustpython-format = { git = "https://github.com/RustPython/Parser.git", rev = "e820928f11a2453314ad4d5ce23f066d1d3faf73" }
+rustpython-literal = { git = "https://github.com/RustPython/Parser.git", rev = "e820928f11a2453314ad4d5ce23f066d1d3faf73" }
+rustpython-parser = { git = "https://github.com/RustPython/Parser.git", rev = "e820928f11a2453314ad4d5ce23f066d1d3faf73", default-features = false, features = ["full-lexer", "all-nodes-with-ranges"] }
 schemars = { version = "0.8.12" }
 serde = { version = "1.0.152", features = ["derive"] }
 serde_json = { version = "1.0.93", features = ["preserve_order"] }
diff --git a/crates/ruff/src/rules/flynt/helpers.rs b/crates/ruff/src/rules/flynt/helpers.rs
index c2e7f324df..2530740a63 100644
--- a/crates/ruff/src/rules/flynt/helpers.rs
+++ b/crates/ruff/src/rules/flynt/helpers.rs
@@ -1,11 +1,11 @@
 use ruff_text_size::TextRange;
-use rustpython_parser::ast::{self, Constant, Expr, Int};
+use rustpython_parser::ast::{self, Constant, ConversionFlag, Expr};
 
 /// Wrap an expression in a `FormattedValue` with no special formatting.
 fn to_formatted_value_expr(inner: &Expr) -> Expr {
     let node = ast::ExprFormattedValue {
         value: Box::new(inner.clone()),
-        conversion: Int::new(0),
+        conversion: ConversionFlag::None,
         format_spec: None,
         range: TextRange::default(),
     };
diff --git a/crates/ruff/src/rules/ruff/rules/explicit_f_string_type_conversion.rs b/crates/ruff/src/rules/ruff/rules/explicit_f_string_type_conversion.rs
index ef5798ba6d..219176d49e 100644
--- a/crates/ruff/src/rules/ruff/rules/explicit_f_string_type_conversion.rs
+++ b/crates/ruff/src/rules/ruff/rules/explicit_f_string_type_conversion.rs
@@ -1,4 +1,4 @@
-use rustpython_parser::ast::{self, Expr, Ranged};
+use rustpython_parser::ast::{self, ConversionFlag, Expr, Ranged};
 
 use ruff_diagnostics::{AlwaysAutofixableViolation, Diagnostic, Edit, Fix};
 use ruff_macros::{derive_message_formats, violation};
@@ -43,10 +43,10 @@ impl AlwaysAutofixableViolation for ExplicitFStringTypeConversion {
 pub(crate) fn explicit_f_string_type_conversion(
     checker: &mut Checker,
     formatted_value: &Expr,
-    conversion: ast::Int,
+    conversion: ConversionFlag,
 ) {
     // Skip if there's already a conversion flag.
-    if conversion != ast::ConversionFlag::None as u32 {
+    if !conversion.is_none() {
         return;
     }
 
diff --git a/crates/ruff_python_ast/src/comparable.rs b/crates/ruff_python_ast/src/comparable.rs
index b6cff49c97..fda1c0f8ee 100644
--- a/crates/ruff_python_ast/src/comparable.rs
+++ b/crates/ruff_python_ast/src/comparable.rs
@@ -3,8 +3,9 @@
 
 use num_bigint::BigInt;
 use rustpython_parser::ast::{
-    self, Alias, Arg, Arguments, Boolop, Cmpop, Comprehension, Constant, Excepthandler, Expr,
-    ExprContext, Identifier, Int, Keyword, MatchCase, Operator, Pattern, Stmt, Unaryop, Withitem,
+    self, Alias, Arg, Arguments, Boolop, Cmpop, Comprehension, Constant, ConversionFlag,
+    Excepthandler, Expr, ExprContext, Identifier, Int, Keyword, MatchCase, Operator, Pattern, Stmt,
+    Unaryop, Withitem,
 };
 
 #[derive(Debug, PartialEq, Eq, Hash, Copy, Clone)]
@@ -481,7 +482,7 @@ pub enum ComparableExpr<'a> {
     },
     FormattedValue {
         value: Box<ComparableExpr<'a>>,
-        conversion: Int,
+        conversion: ConversionFlag,
         format_spec: Option<Box<ComparableExpr<'a>>>,
     },
     JoinedStr {
diff --git a/crates/ruff_python_ast/src/source_code/generator.rs b/crates/ruff_python_ast/src/source_code/generator.rs
index 83cc4a1ce9..0f7573a501 100644
--- a/crates/ruff_python_ast/src/source_code/generator.rs
+++ b/crates/ruff_python_ast/src/source_code/generator.rs
@@ -5,7 +5,7 @@ use std::ops::Deref;
 use rustpython_literal::escape::{AsciiEscape, Escape, UnicodeEscape};
 use rustpython_parser::ast::{
     self, Alias, Arg, Arguments, Boolop, Cmpop, Comprehension, Constant, ConversionFlag,
-    Excepthandler, Expr, Identifier, Int, MatchCase, Operator, Pattern, Stmt, Suite, Withitem,
+    Excepthandler, Expr, Identifier, MatchCase, Operator, Pattern, Stmt, Suite, Withitem,
 };
 
 use crate::newlines::LineEnding;
@@ -1340,7 +1340,12 @@ impl<'a> Generator<'a> {
         }
     }
 
-    fn unparse_formatted<U>(&mut self, val: &Expr<U>, conversion: Int, spec: Option<&Expr<U>>) {
+    fn unparse_formatted<U>(
+        &mut self,
+        val: &Expr<U>,
+        conversion: ConversionFlag,
+        spec: Option<&Expr<U>>,
+    ) {
         let mut generator = Generator::new(self.indent, self.quote, self.line_ending);
         generator.unparse_expr(val, precedence::FORMATTED_VALUE);
         let brace = if generator.buffer.starts_with('{') {
@@ -1352,10 +1357,10 @@ impl<'a> Generator<'a> {
         self.p(brace);
         self.buffer += &generator.buffer;
 
-        if conversion.to_u32() != ConversionFlag::None as u32 {
+        if !conversion.is_none() {
             self.p("!");
             #[allow(clippy::cast_possible_truncation)]
-            self.p(&format!("{}", conversion.to_u32() as u8 as char));
+            self.p(&format!("{}", conversion as u8 as char));
         }
 
         if let Some(spec) = spec {
diff --git a/crates/ruff_python_formatter/src/cst/mod.rs b/crates/ruff_python_formatter/src/cst/mod.rs
index f40292c14d..e0222d3efe 100644
--- a/crates/ruff_python_formatter/src/cst/mod.rs
+++ b/crates/ruff_python_formatter/src/cst/mod.rs
@@ -5,7 +5,7 @@ use std::ops::Deref;
 
 use itertools::Itertools;
 use ruff_text_size::{TextRange, TextSize};
-use rustpython_parser::ast::{Constant, Ranged};
+use rustpython_parser::ast::{Constant, ConversionFlag, Ranged};
 use rustpython_parser::{ast, Mode};
 
 use ruff_python_ast::source_code::Locator;
@@ -410,7 +410,7 @@ pub enum ExprKind {
     },
     FormattedValue {
         value: Box<Expr>,
-        conversion: usize,
+        conversion: ConversionFlag,
         format_spec: Option<Box<Expr>>,
     },
     JoinedStr {
@@ -2038,7 +2038,7 @@ impl From<(rustpython_parser::ast::Expr, &Locator<'_>)> for Expr {
                 range,
                 node: ExprKind::FormattedValue {
                     value: Box::new((*value, locator).into()),
-                    conversion: conversion.to_usize(),
+                    conversion,
                     format_spec: format_spec.map(|f| Box::new((*f, locator).into())),
                 },
                 trivia: vec![],
diff --git a/crates/ruff_python_formatter/src/format/expr.rs b/crates/ruff_python_formatter/src/format/expr.rs
index 51bfbc469c..5aa139b7bd 100644
--- a/crates/ruff_python_formatter/src/format/expr.rs
+++ b/crates/ruff_python_formatter/src/format/expr.rs
@@ -1,6 +1,6 @@
 #![allow(unused_variables, clippy::too_many_arguments)]
 
-use rustpython_parser::ast::Constant;
+use rustpython_parser::ast::{Constant, ConversionFlag};
 
 use ruff_formatter::prelude::*;
 use ruff_formatter::{format_args, write};
@@ -246,7 +246,7 @@ fn format_formatted_value(
     f: &mut Formatter<ASTFormatContext>,
     expr: &Expr,
     value: &Expr,
-    _conversion: usize,
+    _conversion: ConversionFlag,
     format_spec: Option<&Expr>,
 ) -> FormatResult<()> {
     write!(f, [text("!")])?;