diff --git a/src/lib.rs b/src/lib.rs
index 7bee922..56f6759 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -475,6 +475,8 @@ pub enum Error {
 
 pub type Result<T> = std::result::Result<T, Error>;
 
+impl std::error::Error for Error {}
+
 impl Display for Error {
     fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
         match self {