diff --git a/src/parse.ts b/src/parse.ts
index ff7daf2..940c749 100644
--- a/src/parse.ts
+++ b/src/parse.ts
@@ -54,7 +54,7 @@ export const treeToTreeMap = (
 
 export const parse = (
   directory: string,
-  exclude = /node_modules\/|\.git\/|\.DS_Store|\.idea\/|\.vscode\/)/
+  exclude = /(node_modules\/|\.git\/|\.DS_Store|\.idea\/|\.vscode\/)/
 ): DirectoryTreeMap => {
   const attributes = ["size" as const, "type" as const, "extension" as const];