diff --git a/build/rust/allocator/lib.rs b/build/rust/allocator/lib.rs
index a7fa7a4..b92aec8 100644
--- a/build/rust/allocator/lib.rs
+++ b/build/rust/allocator/lib.rs
@@ -97,13 +97,6 @@
     }
 
     // Mangle the symbol name as rustc expects.
-    // TODO(crbug.com/440481922): Remove this after rolling past https://github.com/rust-lang/rust/pull/143387
-    #[rustc_std_internal_symbol]
-    #[allow(non_upper_case_globals)]
-    #[linkage = "weak"]
-    static __rust_alloc_error_handler_should_panic: u8 = 0;
-
-    // Mangle the symbol name as rustc expects.
     #[rustc_std_internal_symbol]
     #[allow(non_upper_case_globals)]
     #[linkage = "weak"]