---
 src/lib.rs | 4 ++++
 1 file changed, 4 insertions(+)

diff --git b/src/lib.rs a/src/lib.rs
index 6c0caa72..a8b76532 100644
--- b/src/lib.rs
+++ a/src/lib.rs
@@ -54,6 +54,10 @@ pub use crate::{
 };
 pub use der::{self, asn1::ObjectIdentifier};
 
+/// Local Android change: Use std to allow building as a dylib.
+#[cfg(android_dylib)]
+extern crate std;
+
 #[cfg(feature = "alloc")]
 pub use {
     crate::{