Unnamed repository; edit this file 'description' to name the repository.
Diffstat (limited to 'crates/proc-macro-api/src/process.rs')
-rw-r--r--crates/proc-macro-api/src/process.rs4
1 files changed, 2 insertions, 2 deletions
diff --git a/crates/proc-macro-api/src/process.rs b/crates/proc-macro-api/src/process.rs
index 1365245f98..7bddb940e2 100644
--- a/crates/proc-macro-api/src/process.rs
+++ b/crates/proc-macro-api/src/process.rs
@@ -274,9 +274,9 @@ fn mk_child<'a>(
#[allow(clippy::disallowed_methods)]
let mut cmd = Command::new(path);
if matches!(protocol, Protocol::LegacyJson { .. }) {
- cmd.args(["--format", "json"]);
+ cmd.args(["--format", "json-legacy"]);
} else {
- cmd.args(["--format", "postcard"]);
+ cmd.args(["--format", "postcard-legacy"]);
}
for env in extra_env {
match env {