diff --git a/src/lib.rs b/src/lib.rs
index 125b4814..00d36a81 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -453,7 +453,6 @@ fn cp_r(src: &Path, dst: &Path) {
 
 fn apply_patches(target: &str, inner: &Path) {
     apply_patches_musl(target, inner);
-    apply_patches_aarch64_apple_darwin(target, inner);
 }
 
 fn apply_patches_musl(target: &str, inner: &Path) {
@@ -473,40 +472,6 @@ fn apply_patches_musl(target: &str, inner: &Path) {
     fs::write(path, buf).unwrap();
 }
 
-fn apply_patches_aarch64_apple_darwin(target: &str, inner: &Path) {
-    if target != "aarch64-apple-darwin" {
-        return;
-    }
-
-    // Apply build system changes to allow configuring and building
-    // for Apple's ARM64 platform.
-    // https://github.com/openssl/openssl/pull/12369
-
-    let path = inner.join("Configurations/10-main.conf");
-    let mut buf = fs::read_to_string(&path).unwrap();
-
-    assert!(
-        !buf.contains("darwin64-arm64-cc"),
-        "{} already contains instructions for aarch64-apple-darwin",
-        path.display(),
-    );
-
-    const PATCH: &str = r#"
-    "darwin64-arm64-cc" => {
-        inherit_from     => [ "darwin-common", asm("aarch64_asm") ],
-        CFLAGS           => add("-Wall"),
-        cflags           => add("-arch arm64"),
-        lib_cppflags     => add("-DL_ENDIAN"),
-        bn_ops           => "SIXTY_FOUR_BIT_LONG",
-        perlasm_scheme   => "ios64",
-    },"#;
-
-    let x86_64_stanza = buf.find(r#"    "darwin64-x86_64-cc""#).unwrap();
-    buf.insert_str(x86_64_stanza, PATCH);
-
-    fs::write(path, buf).unwrap();
-}
-
 fn sanitize_sh(path: &Path) -> String {
     if !cfg!(windows) {
         return path.to_str().unwrap().to_string();