diff --git a/src/wallet/wallet.cpp b/src/wallet/wallet.cpp
index 94bcd4ba682..9d2e5598e84 100644
--- a/src/wallet/wallet.cpp
+++ b/src/wallet/wallet.cpp
@@ -4004,7 +4004,7 @@ void CWallet::postInitProcess()
     chain().requestMempoolTransactions(*this);
 }
 
-bool CWallet::BackupWallet(const std::string& strDest)
+bool CWallet::BackupWallet(const std::string& strDest) const
 {
     return database->Backup(strDest);
 }
diff --git a/src/wallet/wallet.h b/src/wallet/wallet.h
index 158482dc445..864e180adbf 100644
--- a/src/wallet/wallet.h
+++ b/src/wallet/wallet.h
@@ -1098,7 +1098,7 @@ public:
      */
     void postInitProcess();
 
-    bool BackupWallet(const std::string& strDest);
+    bool BackupWallet(const std::string& strDest) const;
 
     /* Returns true if HD is enabled */
     bool IsHDEnabled() const;