diff --git a/includes/plugins/google_visualization_api.inc b/includes/plugins/google_visualization_api.inc
index ced3544..dae6772 100644
--- a/includes/plugins/google_visualization_api.inc
+++ b/includes/plugins/google_visualization_api.inc
@@ -24,6 +24,14 @@ class GoogleVisualizationAPIHandler implements VisualizationHandlerInterface {
       case 'map':
         $chart_options['dataMode'] = !empty($options['dataMode']) ? $options['dataMode'] : 'regions';
         break;
+
+      case 'line':
+        // If there is only one entry in a line chart we make a nicely visible
+        // point.
+        if (count($data) == 1) {
+          $chart_options['pointSize'] = 5;
+        }
+        break;
     }
 
     // Prepare the table array with the data.