diff --git a/Cargo.toml b/Cargo.toml
index 36dbd89..c77e960 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -12,7 +12,7 @@ categories = ["external-ffi-bindings"]
 exclude = ["gen"]
 
 [dependencies]
-rustc-std-workspace-core = { version = "1.0.0", optional = true }
+core = { version = "1.0.0", optional = true, package = "rustc-std-workspace-core" }
 compiler_builtins = { version = '0.1.49', optional = true }
 
 [package.metadata.docs.rs]
@@ -35,4 +35,4 @@ v5_11 = []
 default = ["std", "general", "errno"]
 std = []
 no_std = []
-rustc-dep-of-std = ["rustc-std-workspace-core", "compiler_builtins", "no_std"]
+rustc-dep-of-std = ["core", "compiler_builtins", "no_std"]
diff --git a/gen/src/main.rs b/gen/src/main.rs
index 50be646..881f746 100644
--- a/gen/src/main.rs
+++ b/gen/src/main.rs
@@ -242,7 +242,7 @@ fn main() {
     writeln!(cargo_toml, "default = [\"std\", {}]", DEFAULT_FEATURES).unwrap();
     writeln!(cargo_toml, "std = []").unwrap();
     writeln!(cargo_toml, "no_std = []").unwrap();
-    writeln!(cargo_toml, "rustc-dep-of-std = [\"rustc-std-workspace-core\", \"compiler_builtins\", \"no_std\"]").unwrap();
+    writeln!(cargo_toml, "rustc-dep-of-std = [\"core\", \"compiler_builtins\", \"no_std\"]").unwrap();
 
     // Reset the `linux` directory back to the original branch.
     git_checkout(LINUX_VERSIONS[0]);
diff --git a/src/lib.rs b/src/lib.rs
index 462c615..2778f2f 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1,9 +1,6 @@
 #![allow(non_camel_case_types, non_upper_case_globals, non_snake_case)]
 #![cfg_attr(not(feature = "std"), no_std)]
 
-#[cfg(feature = "rustc-dep-of-std")]
-extern crate rustc_std_workspace_core as core;
-
 #[cfg(feature = "std")]
 pub use std::os::raw as ctypes;