diff --git a/library/Cargo.lock b/library/Cargo.lock
index 8b5275e5065e..94155e083981 100644
--- a/library/Cargo.lock
+++ b/library/Cargo.lock
@@ -340,10 +340,10 @@ dependencies = [
 name = "std_detect"
 version = "0.1.5"
 dependencies = [
+ "alloc",
  "cfg-if",
+ "core",
  "libc",
- "rustc-std-workspace-alloc",
- "rustc-std-workspace-core",
 ]
 
 [[package]]
diff --git a/library/std/Cargo.toml b/library/std/Cargo.toml
index 5c3132a7375a..ba1e1f5218af 100644
--- a/library/std/Cargo.toml
+++ b/library/std/Cargo.toml
@@ -23,9 +23,7 @@ unwind = { path = "../unwind" }
 hashbrown = { version = "0.15", default-features = false, features = [
     'rustc-dep-of-std',
 ] }
-std_detect = { path = "../stdarch/crates/std_detect", public = true, default-features = false, features = [
-    'rustc-dep-of-std',
-] }
+std_detect = { path = "../std_detect", public = true }
 
 # Dependencies of the `backtrace` crate
 rustc-demangle = { version = "0.1.24", features = ['rustc-dep-of-std'] }
@@ -118,8 +116,7 @@ optimize_for_size = ["core/optimize_for_size", "alloc/optimize_for_size"]
 debug_refcell = ["core/debug_refcell"]
 
 
-# Enable std_detect default features for stdarch/crates/std_detect:
-# https://github.com/rust-lang/stdarch/blob/master/crates/std_detect/Cargo.toml
+# Enable std_detect features:
 std_detect_file_io = ["std_detect/std_detect_file_io"]
 std_detect_dlsym_getauxval = ["std_detect/std_detect_dlsym_getauxval"]
 
diff --git a/library/std_detect/Cargo.toml b/library/std_detect/Cargo.toml
index f990e7241252..8d91454726bc 100644
--- a/library/std_detect/Cargo.toml
+++ b/library/std_detect/Cargo.toml
@@ -22,20 +22,14 @@ maintenance = { status = "experimental" }
 
 [dependencies]
 cfg-if = "1.0.0"
-
-# When built as part of libstd
-core = { version = "1.0.0", optional = true, package = "rustc-std-workspace-core" }
-alloc = { version = "1.0.0", optional = true, package = "rustc-std-workspace-alloc" }
+core = { path = "../core" }
+alloc = { path = "../alloc" }
 
 [target.'cfg(not(windows))'.dependencies]
 libc = { version = "0.2.0", optional = true, default-features = false }
 
 [features]
-default = [ "std_detect_dlsym_getauxval", "std_detect_file_io" ]
+default = []
 std_detect_file_io = [ "libc" ]
 std_detect_dlsym_getauxval = [ "libc" ]
 std_detect_env_override = [ "libc" ]
-rustc-dep-of-std = [
-    "core",
-    "alloc",
-]