diff --git a/hermit-sys/build.rs b/hermit-sys/build.rs
index 673f81fc1..133ab25e9 100644
--- a/hermit-sys/build.rs
+++ b/hermit-sys/build.rs
@@ -153,13 +153,6 @@ fn build_hermit(src_dir: &Path, target_dir_opt: Option<&Path>) {
 	rename_symbol("rust_begin_unwind", &lib);
 	rename_symbol("rust_oom", &lib);
 
-	#[cfg(feature = "mem")]
-	{
-		for symbol in ["memcpy", "memmove", "memset", "memcmp", "bcmp"] {
-			rename_symbol(symbol, &lib);
-		}
-	}
-
 	println!("cargo:rustc-link-search=native={}", lib_location.display());
 	println!("cargo:rustc-link-lib=static=hermit");