diff --git a/protos/spark.proto b/protos/spark.proto
index 11c19f754..1beb92f68 100644
--- a/protos/spark.proto
+++ b/protos/spark.proto
@@ -1600,7 +1600,7 @@ message InitiateSwapPrimaryTransferResponse {
 }
 
 // Adaptor public key is derived from the secret `t` using formula:
-// ```
+// ```ignored
 // T = t * G
 // ```
 message AdaptorPublicKeyPackage {