diff --git a/packages/safe-chain/src/shell-integration/helpers.js b/packages/safe-chain/src/shell-integration/helpers.js
index 1732228..89321b1 100644
--- a/packages/safe-chain/src/shell-integration/helpers.js
+++ b/packages/safe-chain/src/shell-integration/helpers.js
@@ -116,7 +116,7 @@ function shouldRemoveLine(line, pattern) {
  *
  * @returns {void}
  */
-export function addLineToFile(filePath, line, eol ) {
+export function addLineToFile(filePath, line, eol) {
   createFileIfNotExists(filePath);
 
   eol = eol || os.EOL;