diff --git a/plugin/surveyexportcsv/README.md b/plugin/surveyexportcsv/README.md
index 6fe7cfb6e1..b6e38625bc 100644
--- a/plugin/surveyexportcsv/README.md
+++ b/plugin/surveyexportcsv/README.md
@@ -8,3 +8,10 @@ This plugin will add a new action button in survey list allowing export the surv
 
 - Install plugin
 - Set enabled in configuration
+- Edit `configuration.php` file
+  ```php
+  $_configuration['survey_additional_teacher_modify_actions'] = [
+      // ...
+      'SurveyExportCSVPlugin' => ['SurveyExportCsvPlugin', 'filterModify'],
+  ];
+  ```
diff --git a/plugin/surveyexporttxt/README.md b/plugin/surveyexporttxt/README.md
index f9541ae25a..de333253d8 100644
--- a/plugin/surveyexporttxt/README.md
+++ b/plugin/surveyexporttxt/README.md
@@ -8,3 +8,10 @@ This plugin will add a new action button in survey list allowing export the surv
 
 - Install plugin
 - Set enabled in configuration
+- Edit `configuration.php` file
+  ```php
+  $_configuration['survey_additional_teacher_modify_actions'] = [
+      // ...
+      'SurveyExportCSVPlugin' => ['SurveyExportTxtPlugin', 'filterModify'],
+  ];
+  ```