diff --git a/service_vm/comm/src/message.rs b/service_vm/comm/src/message.rs
index 2671f7d..d3ef669 100644
--- a/service_vm/comm/src/message.rs
+++ b/service_vm/comm/src/message.rs
@@ -110,6 +110,9 @@
 
     /// An error happened when serializing to/from a `Value`.
     CborValueError,
+
+    /// The DICE chain of the service VM is missing.
+    MissingDiceChain,
 }
 
 impl fmt::Display for RequestProcessingError {
@@ -125,6 +128,7 @@
             Self::CborValueError => {
                 write!(f, "An error happened when serializing to/from a CBOR Value.")
             }
+            Self::MissingDiceChain => write!(f, "The DICE chain of the service VM is missing"),
         }
     }
 }