diff --git a/keystore2/src/lib.rs b/keystore2/src/lib.rs
index 97c1839..d2c55a7 100644
--- a/keystore2/src/lib.rs
+++ b/keystore2/src/lib.rs
@@ -13,3 +13,5 @@
 // limitations under the License.
 
 //! This crate implements the Android Keystore 2.0 service.
+
+pub mod error;