diff --git a/back/config/util.ts b/back/config/util.ts
index fdcbb34e..f6310248 100644
--- a/back/config/util.ts
+++ b/back/config/util.ts
@@ -631,7 +631,7 @@ async function replaceDomainInFile(
     newDomainWithScheme += '/';
   }
 
-  await fs.writeFile(filePath, updatedContent, 'utf8');
+  await writeFileWithLock(filePath, updatedContent);
 }
 
 async function _updateLinuxMirror(