diff --git a/src/PKPass.ts b/src/PKPass.ts
index 0759387..a1dbb02 100644
--- a/src/PKPass.ts
+++ b/src/PKPass.ts
@@ -4,8 +4,8 @@ import getModelFolderContents from "./getModelFolderContents";
 import * as Schemas from "./schemas";
 import * as Signature from "./Signature";
 import * as Strings from "./StringsUtils";
+import * as Utils from "./utils";
 import { Stream } from "stream";
-import { processDate } from "./utils";
 
 /** Exporting for tests specs */
 export const propsSymbol = Symbol("props");
@@ -710,7 +710,7 @@ export default class PKPass extends Bundle {
 		}
 
 		try {
-			this[propsSymbol]["expirationDate"] = processDate(date);
+			this[propsSymbol]["expirationDate"] = Utils.processDate(date);
 		} catch (err) {
 			throw new TypeError(
 				`Cannot set expirationDate. Invalid date ${date}`,
@@ -799,7 +799,7 @@ export default class PKPass extends Bundle {
 		}
 
 		try {
-			this[propsSymbol]["relevantDate"] = processDate(date);
+			this[propsSymbol]["relevantDate"] = Utils.processDate(date);
 		} catch (err) {
 			throw new TypeError(
 				`Cannot set relevantDate. Invalid date ${date}`,
diff --git a/src/getModelFolderContents.ts b/src/getModelFolderContents.ts
index 4186325..d146d2c 100644
--- a/src/getModelFolderContents.ts
+++ b/src/getModelFolderContents.ts
@@ -1,6 +1,6 @@
 import * as path from "path";
+import * as Utils from "./utils";
 import formatMessage, { ERROR } from "./messages";
-import { removeHidden } from "./utils";
 import { promises as fs } from "fs";
 
 /**
@@ -19,7 +19,7 @@ export default async function getModelFolderContents(
 		const modelFilesList = await fs.readdir(modelPath);
 
 		// No dot-starting files, manifest and signature
-		const filteredModelRecords = removeHidden(modelFilesList).filter(
+		const filteredModelRecords = Utils.removeHidden(modelFilesList).filter(
 			(f) =>
 				!/(manifest|signature)/i.test(f) &&
 				/.+$/.test(path.parse(f).ext),
@@ -116,7 +116,7 @@ function getObjectFromModelFile(
  */
 
 async function readDirectory(filePath: string) {
-	const dirContent = await fs.readdir(filePath).then(removeHidden);
+	const dirContent = await fs.readdir(filePath).then(Utils.removeHidden);
 
 	return dirContent.map(async (fileName) => {
 		const content = await fs.readFile(path.resolve(filePath, fileName));