diff --git a/mysql_database_backup.rb b/mysql_database_backup.rb
index edfad7b..5a8803e 100644
--- a/mysql_database_backup.rb
+++ b/mysql_database_backup.rb
@@ -55,7 +55,7 @@ class MysqlDatabaseBackup
     b2_file_url = "b2://#{@b2_bucket_name}/#{b2_file_name}"
     # Check if a backup file with the same name already exists in the B2 bucket
 
-    existing_file = `b2-cli list-file-names #{@b2_bucket_name} --prefix #{b2_file_name}`
+    existing_file = `b2 list-file-names #{@b2_bucket_name} --prefix #{b2_file_name}`
     if existing_file.include?(b2_file_name)
       # Delete the existing backup file from the B2 bucket
       file_id = existing_file.match(/"fileId": "([^"]+)"/)[1]