diff --git a/src/interface/desktop/configure_screen.py b/src/interface/desktop/configure_screen.py
index 18069980..e0b7e747 100644
--- a/src/interface/desktop/configure_screen.py
+++ b/src/interface/desktop/configure_screen.py
@@ -157,7 +157,7 @@ class ConfigureScreen(QtWidgets.QDialog):
                         default_search_config = self.get_default_config(search_type = child.search_type)
                         self.new_config['content-type'][child.search_type.value] = merge_dicts(current_search_config, default_search_config)
                 elif isinstance(child, FileBrowser) and child.search_type in self.new_config['content-type']:
-                    self.new_config['content-type'][child.search_type.value]['input-files'] = child.getPaths()
+                    self.new_config['content-type'][child.search_type.value]['input-files'] = child.getPaths() if child.getPaths() != [] else None
 
     def update_processor_settings(self):
         "Update config with conversation settings from UI"
diff --git a/src/interface/desktop/file_browser.py b/src/interface/desktop/file_browser.py
index bc87235e..901ad94e 100644
--- a/src/interface/desktop/file_browser.py
+++ b/src/interface/desktop/file_browser.py
@@ -65,4 +65,7 @@ class FileBrowser(QtWidgets.QWidget):
             self.lineEdit.setText(",".join(self.filepaths))    
 
     def getPaths(self):
-        return self.filepaths
+        if self.lineEdit.text() == '':
+            return []
+        else:
+            return self.lineEdit.text().split(',')