diff --git a/crates/uv-pypi-types/src/simple_json.rs b/crates/uv-pypi-types/src/simple_json.rs
index 5ad54dd42..6c0e8a2a0 100644
--- a/crates/uv-pypi-types/src/simple_json.rs
+++ b/crates/uv-pypi-types/src/simple_json.rs
@@ -1,3 +1,4 @@
+use std::borrow::Cow;
use std::str::FromStr;
use jiff::Timestamp;
@@ -86,9 +87,11 @@ impl<'de> Deserialize<'de> for File {
"filename" => filename = Some(access.next_value()?),
"hashes" => hashes = Some(access.next_value()?),
"requires-python" => {
- requires_python = access.next_value::