diff --git a/src/tasks/correction/correctionDoublonsPermanences.js b/src/tasks/correction/correctionDoublonsPermanences.js
new file mode 100644
index 0000000..b27087a
--- /dev/null
+++ b/src/tasks/correction/correctionDoublonsPermanences.js
@@ -0,0 +1,41 @@
+#!/usr/bin/env node
+'use strict';
+const csv = require('csv-parser');
+const fs = require('fs');
+const { encrypt } = require('../../utils/encrypt');
+const { execute } = require('../utils');
+
+const updateCraWithIdPermanence = dbDatalake => async (id, ids) => await dbDatalake.collection('cras').updateMany(
+  { 'permanenceId': { '$in': ids } },
+  { 'permanenceId': id }
+);
+
+execute(__filename, async ({ logger, dbDatalake }) => {
+
+  const permanences = [];
+  const promises = [];
+  let nbMaj = 0;
+
+  logger.info('Modification des ids suite à la fusion des doublons de permanences');
+
+  fs.createReadStream('data/imports/permanences-doublons.csv')
+  .pipe(csv({ separator: ';' }))
+  .on('data', data => permanences.push(data))
+  .on('end', () => {
+    permanences.forEach(permanence => {
+      promises.push(new Promise(async resolve => {
+        const id = encrypt(permanence.idPermanence.toString());
+        const ids = [];
+        permanence.doublons.split(',').forEach(id => {
+          ids.push(encrypt(id.toString()));
+        });
+        await updateCraWithIdPermanence(dbDatalake)(id, ids);
+        nbMaj++;
+        resolve();
+      }));
+    });
+    Promise.all(promises);
+  });
+  
+  logger.info(`${nbMaj} CRAs mis à jour`);
+});