diff --git a/src/QR-Code-scanner/QrCodeScanner.cpp b/src/QR-Code-scanner/QrCodeScanner.cpp
index 5aa2e336..1a1c57b8 100644
--- a/src/QR-Code-scanner/QrCodeScanner.cpp
+++ b/src/QR-Code-scanner/QrCodeScanner.cpp
@@ -75,7 +75,7 @@ void QrCodeScanner::processCode(int type, const QString &data)
         emit notifyError(error, true);
     }
     qDebug() << "Parsed URI : " << address << " " << payment_id << " " << amount << " " << tx_description << " " << recipient_name << " " << error;
-    QString s_amount = WalletManager::instance()->displayAmount(amount);
+    QString s_amount = WalletManager::displayAmount(amount);
     qDebug() << "Amount passed " << s_amount ;
     emit decoded(address, payment_id, s_amount, tx_description, recipient_name, parsed_unknown_parameters);
 }
diff --git a/src/libwalletqt/TransactionInfo.cpp b/src/libwalletqt/TransactionInfo.cpp
index 9c5094bb..2be9d0e9 100644
--- a/src/libwalletqt/TransactionInfo.cpp
+++ b/src/libwalletqt/TransactionInfo.cpp
@@ -61,14 +61,14 @@ quint64 TransactionInfo::atomicAmount() const
 
 QString TransactionInfo::displayAmount() const
 {
-    return WalletManager::instance()->displayAmount(m_amount);
+    return WalletManager::displayAmount(m_amount);
 }
 
 QString TransactionInfo::fee() const
 {
     if(m_fee == 0)
         return "";
-    return WalletManager::instance()->displayAmount(m_fee);
+    return WalletManager::displayAmount(m_fee);
 }
 
 quint64 TransactionInfo::blockHeight() const
@@ -132,7 +132,7 @@ QString TransactionInfo::destinations_formatted() const
     for (auto const& t: m_transfers) {
         if (!destinations.isEmpty())
           destinations += "<br> ";
-        destinations +=  WalletManager::instance()->displayAmount(t->amount()) + ": " + t->address();
+        destinations +=  WalletManager::displayAmount(t->amount()) + ": " + t->address();
     }
     return destinations;
 }
diff --git a/src/libwalletqt/WalletManager.cpp b/src/libwalletqt/WalletManager.cpp
index 62836149..90cdf26e 100644
--- a/src/libwalletqt/WalletManager.cpp
+++ b/src/libwalletqt/WalletManager.cpp
@@ -272,7 +272,7 @@ QString WalletManager::maximumAllowedAmountAsString() const
     return WalletManager::displayAmount(WalletManager::maximumAllowedAmount());
 }
 
-QString WalletManager::displayAmount(quint64 amount) const
+QString WalletManager::displayAmount(quint64 amount)
 {
     return QString::fromStdString(Monero::Wallet::displayAmount(amount));
 }
@@ -415,7 +415,7 @@ QVariantMap WalletManager::parse_uri_to_object(const QString &uri) const
     if (this->parse_uri(uri, address, payment_id, amount, tx_description, recipient_name, unknown_parameters, error)) {
         result.insert("address", address);
         result.insert("payment_id", payment_id);
-        result.insert("amount", amount > 0 ? this->displayAmount(amount) : "");
+        result.insert("amount", amount > 0 ? displayAmount(amount) : "");
         result.insert("tx_description", tx_description);
         result.insert("recipient_name", recipient_name);
     } else {
diff --git a/src/libwalletqt/WalletManager.h b/src/libwalletqt/WalletManager.h
index 3564ad61..013846fa 100644
--- a/src/libwalletqt/WalletManager.h
+++ b/src/libwalletqt/WalletManager.h
@@ -129,7 +129,7 @@ public:
     Q_INVOKABLE QString errorString() const;
 
     //! since we can't call static method from QML, move it to this class
-    Q_INVOKABLE QString displayAmount(quint64 amount) const;
+    Q_INVOKABLE static QString displayAmount(quint64 amount);
     Q_INVOKABLE quint64 amountFromString(const QString &amount) const;
     Q_INVOKABLE quint64 amountFromDouble(double amount) const;
     Q_INVOKABLE quint64 maximumAllowedAmount() const;