diff --git a/rustfmt.toml b/rustfmt.toml
index e6cc298ec44..0b0674af8b4 100644
--- a/rustfmt.toml
+++ b/rustfmt.toml
@@ -37,7 +37,6 @@ ignore = [
     "src/tools/rustfmt",
 
     # these are ignored by a standard cargo fmt run
-    "compiler/rustc_codegen_cranelift/y.rs", # running rustfmt breaks this file
     "compiler/rustc_codegen_cranelift/scripts",
     "compiler/rustc_codegen_cranelift/example/gen_block_iterate.rs", # uses edition 2024
 ]