1 files changed, 1 insertions, 1 deletions
diff --git a/src/kernel/chainparams.cpp b/src/kernel/chainparams.cpp
index 733a3339b3..c41559ad98 100644
--- a/src/kernel/chainparams.cpp
+++ b/src/kernel/chainparams.cpp
@@ -359,7 +359,7 @@ public:
         HashWriter h{};
         h << consensus.signet_challenge;
         uint256 hash = h.GetHash();
-        memcpy(pchMessageStart, hash.begin(), 4);
+        std::copy_n(hash.begin(), 4, pchMessageStart.begin());
 
         nDefaultPort = 38333;
         nPruneAfterHeight = 1000;