diff --git a/spiffe/Cargo.toml b/spiffe/Cargo.toml
index 5fe709f..5f8dbd7 100644
--- a/spiffe/Cargo.toml
+++ b/spiffe/Cargo.toml
@@ -16,7 +16,7 @@ keywords = ["SPIFFE", "X509", "JWT"]
 
 [dependencies]
 # spiffe-types dependencies:
-thiserror = "1"
+thiserror = "2"
 url = "2"
 asn1 = { package = "simple_asn1", version = "0.6" }
 x509-parser = "0.16"