2 files changed, 0 insertions, 10 deletions
diff --git a/compiler/rustc_errors/Cargo.toml b/compiler/rustc_errors/Cargo.toml
index 41ebe4ae267..06bae57638f 100644
--- a/compiler/rustc_errors/Cargo.toml
+++ b/compiler/rustc_errors/Cargo.toml
@@ -36,8 +36,3 @@ features = [
     "Win32_Security",
     "Win32_System_Threading",
 ]
-
-[features]
-# tidy-alphabetical-start
-rustc_use_parallel_compiler = ['rustc_error_messages/rustc_use_parallel_compiler']
-# tidy-alphabetical-end
diff --git a/compiler/rustc_errors/src/tests.rs b/compiler/rustc_errors/src/tests.rs
index 70179237e5d..376fd24d57b 100644
--- a/compiler/rustc_errors/src/tests.rs
+++ b/compiler/rustc_errors/src/tests.rs
@@ -26,16 +26,11 @@ fn make_dummy(ftl: &'static str) -> Dummy {
 
     let langid_en = langid!("en-US");
 
-    #[cfg(parallel_compiler)]
     let mut bundle: FluentBundle =
         IntoDynSyncSend(crate::fluent_bundle::bundle::FluentBundle::new_concurrent(vec![
             langid_en,
         ]));
 
-    #[cfg(not(parallel_compiler))]
-    let mut bundle: FluentBundle =
-        IntoDynSyncSend(crate::fluent_bundle::bundle::FluentBundle::new(vec![langid_en]));
-
     bundle.add_resource(resource).expect("Failed to add FTL resources to the bundle.");
 
     Dummy { bundle }