diff --git a/src/dialog/TxProofDialog.cpp b/src/dialog/TxProofDialog.cpp
index ef7b3e0..428a697 100644
--- a/src/dialog/TxProofDialog.cpp
+++ b/src/dialog/TxProofDialog.cpp
@@ -8,6 +8,7 @@
 
 #include "libwalletqt/Transfer.h"
 #include "utils/utils.h"
+#include "utils/Icons.h"
 
 TxProofDialog::TxProofDialog(QWidget *parent, QSharedPointer<AppContext> ctx, TransactionInfo *txInfo)
     : QDialog(parent)
@@ -44,6 +45,10 @@ TxProofDialog::TxProofDialog(QWidget *parent, QSharedPointer<AppContext> ctx, Tr
     ui->radio_SpendProof->setChecked(true);
     ui->label_txid->setText(m_txid);
 
+    ui->btn_copyAddress->setIcon(icons()->icon("copy.png"));
+    connect(ui->btn_copyAddress, &QPushButton::clicked, [this]{
+        Utils::copyToClipboard(ui->combo_address->currentText());
+    });
     ui->group_summary->hide(); // todo
 
     this->adjustSize();
diff --git a/src/dialog/TxProofDialog.ui b/src/dialog/TxProofDialog.ui
index bd599b6..f71486a 100644
--- a/src/dialog/TxProofDialog.ui
+++ b/src/dialog/TxProofDialog.ui
@@ -30,7 +30,7 @@
       <item>
        <widget class="QRadioButton" name="radio_OutProof">
         <property name="text">
-         <string>Prove a payment to an address (OutProof)</string>
+         <string>Prove payment to an address (OutProof)</string>
         </property>
        </widget>
       </item>
@@ -226,7 +226,31 @@
        </widget>
       </item>
       <item>
-       <widget class="QComboBox" name="combo_address"/>
+       <layout class="QHBoxLayout" name="horizontalLayout_3">
+        <item>
+         <widget class="QComboBox" name="combo_address">
+          <property name="sizePolicy">
+           <sizepolicy hsizetype="Expanding" vsizetype="Fixed">
+            <horstretch>0</horstretch>
+            <verstretch>0</verstretch>
+           </sizepolicy>
+          </property>
+         </widget>
+        </item>
+        <item>
+         <widget class="QPushButton" name="btn_copyAddress">
+          <property name="sizePolicy">
+           <sizepolicy hsizetype="Preferred" vsizetype="Fixed">
+            <horstretch>0</horstretch>
+            <verstretch>0</verstretch>
+           </sizepolicy>
+          </property>
+          <property name="text">
+           <string>Copy</string>
+          </property>
+         </widget>
+        </item>
+       </layout>
       </item>
      </layout>
     </widget>