diff --git a/src/app/mainview/components/BackupTipBox.qml b/src/app/mainview/components/BackupTipBox.qml
index 28b4787e..54561cd1 100644
--- a/src/app/mainview/components/BackupTipBox.qml
+++ b/src/app/mainview/components/BackupTipBox.qml
@@ -119,7 +119,8 @@ Item {
                             "title": JamiStrings.backupAccountHere,
                             "fileMode": JamiFileDialog.SaveFile,
                             "folder": StandardPaths.writableLocation(StandardPaths.HomeLocation) + "/Desktop",
-                            "nameFilters": [JamiStrings.jamiArchiveFiles, JamiStrings.allFiles]
+                            "nameFilters": [JamiStrings.jamiAccountFiles, JamiStrings.allFiles],
+                            "defaultSuffix": ".jac"
                         });
                     dlg.fileAccepted.connect(function (file) {
                             // Is there password? If so, go to password dialog, else, go to following directly
diff --git a/src/app/net/jami/Constants/JamiStrings.qml b/src/app/net/jami/Constants/JamiStrings.qml
index 663b411f..99b71d05 100644
--- a/src/app/net/jami/Constants/JamiStrings.qml
+++ b/src/app/net/jami/Constants/JamiStrings.qml
@@ -216,7 +216,7 @@ Item {
     property string backupAccountBtn: qsTr("Back up account")
     property string success: qsTr("Success")
     property string error: qsTr("Error")
-    property string jamiArchiveFiles: qsTr("Jami archive files (*.gz)")
+    property string jamiAccountFiles: qsTr("Jami account (*.jac)")
     property string allFiles: qsTr("All files (*)")
 
     // ContactItemDelegate
diff --git a/src/app/settingsview/components/ManageAccountPage.qml b/src/app/settingsview/components/ManageAccountPage.qml
index 759e8324..dd363655 100644
--- a/src/app/settingsview/components/ManageAccountPage.qml
+++ b/src/app/settingsview/components/ManageAccountPage.qml
@@ -349,8 +349,9 @@ SettingsPageBase {
                             "title": JamiStrings.backupAccountHere,
                             "fileMode": FileDialog.SaveFile,
                             "folder": StandardPaths.writableLocation(StandardPaths.DesktopLocation),
-                            "nameFilters": [JamiStrings.jamiArchiveFiles, JamiStrings.allFiles]
-                        });
+                            "nameFilters": [JamiStrings.jamiAccountFiles, JamiStrings.allFiles],
+                            "defaultSuffix": ".jac"
+                        })
                     dlg.fileAccepted.connect(function (file) {
                             // is there password? If so, go to password dialog, else, go to following directly
                             var exportPath = UtilsAdapter.getAbsPath(file.toString());
diff --git a/src/app/wizardview/components/ImportFromBackupPage.qml b/src/app/wizardview/components/ImportFromBackupPage.qml
index b3fcb272..50bdefb3 100644
--- a/src/app/wizardview/components/ImportFromBackupPage.qml
+++ b/src/app/wizardview/components/ImportFromBackupPage.qml
@@ -133,7 +133,7 @@ Rectangle {
                         "title": JamiStrings.openFile,
                         "fileMode": JamiFileDialog.OpenFile,
                         "folder": StandardPaths.writableLocation(StandardPaths.HomeLocation) + "/Desktop",
-                        "nameFilters": [JamiStrings.jamiArchiveFiles, JamiStrings.allFiles]
+                        "nameFilters": [JamiStrings.jamiAccountFiles, JamiStrings.allFiles]
                     });
                 dlg.fileAccepted.connect(function (file) {
                         filePath = file;