diff --git a/src/issuance/mdoc.rs b/src/issuance/mdoc.rs
index 0034ad0e..dceecc1b 100644
--- a/src/issuance/mdoc.rs
+++ b/src/issuance/mdoc.rs
@@ -328,7 +328,7 @@ impl Builder {
         let device_key_info = self
             .device_key_info
             .ok_or_else(|| anyhow!("missing parameter: 'device_key_info'"))?;
-        let enable_decoy_digests = self.enable_decoy_digests.unwrap_or_default();
+        let enable_decoy_digests = self.enable_decoy_digests.unwrap_or(true);
 
         Mdoc::issue_async(
             doc_type,