diff --git a/src/blind.cpp b/src/blind.cpp
index ac4e5ff886..2416d8403e 100644
--- a/src/blind.cpp
+++ b/src/blind.cpp
@@ -41,7 +41,7 @@ bool UnblindConfidentialPair(const CKey &key, const CConfidentialValue& confValu
         return false;
     }
     CPubKey ephemeral_key(nNonce.vchCommitment);
-    if (nNonce.vchCommitment.size() > 0 && !ephemeral_key.IsValid()) {
+    if (nNonce.vchCommitment.size() > 0 && !ephemeral_key.IsFullyValid()) {
         return false;
     }