diff --git a/pvmfw/src/entry.rs b/pvmfw/src/entry.rs
index 1b35c79..52e7a22 100644
--- a/pvmfw/src/entry.rs
+++ b/pvmfw/src/entry.rs
@@ -48,6 +48,8 @@
     InvalidRamdisk,
     /// Failed to verify the payload.
     PayloadVerificationError,
+    /// DICE layering process failed.
+    SecretDerivationError,
 }
 
 main!(start);