diff --git a/src/wallet/wallet.h b/src/wallet/wallet.h
index 560f3cf1598..abba13007c0 100644
--- a/src/wallet/wallet.h
+++ b/src/wallet/wallet.h
@@ -987,6 +987,10 @@ class CReserveKey : public CReserveScript
         pwallet = pwalletIn;
     }
 
+    CReserveKey() = default;
+    CReserveKey(const CReserveKey&) = delete;
+    CReserveKey& operator=(const CReserveKey&) = delete;
+
     ~CReserveKey()
     {
         ReturnKey();