diff --git a/lib/express-handlebars.ts b/lib/express-handlebars.ts
index 42298c3b..79b833b7 100644
--- a/lib/express-handlebars.ts
+++ b/lib/express-handlebars.ts
@@ -311,7 +311,7 @@ export default class ExpressHandlebars {
 		let dir = options.cache && (cache[dirPath] as Promise<string[]>);
 
 		if (dir) {
-			return (await dir).concat();
+			return [...await dir];
 		}
 
 		const pattern = "**/*" + this.extname;
@@ -323,13 +323,14 @@ export default class ExpressHandlebars {
 			dir = cache[dirPath] = glob(pattern, {
 				cwd: dirPath,
 				follow: true,
+				posix: true,
 			});
 			// @ts-expect-error FIXME: not sure how to throw error in glob for test coverage
 			if (options._throwTestError) {
 				throw new Error("test");
 			}
 
-			return (await dir).map(d => d.replace(/\\/g, "/"));
+			return [...await dir];
 		} catch (err) {
 			delete cache[dirPath];
 			throw err;
diff --git a/package-lock.json b/package-lock.json
index f503b71d..3515a70b 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -9,7 +9,7 @@
       "version": "7.0.6",
       "license": "BSD-3-Clause",
       "dependencies": {
-        "glob": "^10.0.0",
+        "glob": "^10.1.0",
         "graceful-fs": "^4.2.11",
         "handlebars": "^4.7.7"
       },
@@ -4252,14 +4252,14 @@
       }
     },
     "node_modules/glob": {
-      "version": "10.0.0",
-      "resolved": "https://registry.npmjs.org/glob/-/glob-10.0.0.tgz",
-      "integrity": "sha512-zmp9ZDC6NpDNLujV2W2n+3lH+BafIVZ4/ct+Yj3BMZTH/+bgm/eVjHzeFLwxJrrIGgjjS2eiQLlpurHsNlEAtQ==",
+      "version": "10.1.0",
+      "resolved": "https://registry.npmjs.org/glob/-/glob-10.1.0.tgz",
+      "integrity": "sha512-daGobsYuT0G4hng24B5LbeLNvwKZYRhWyDl3RvqqAGZjJnCopWWK6PWnAGBY1M/vdA63QE+jddhZcYp+74Bq6Q==",
       "dependencies": {
         "fs.realpath": "^1.0.0",
         "minimatch": "^9.0.0",
         "minipass": "^5.0.0",
-        "path-scurry": "^1.6.4"
+        "path-scurry": "^1.7.0"
       },
       "engines": {
         "node": ">=16 || 14 >=14.17"
@@ -9701,9 +9701,9 @@
       "dev": true
     },
     "node_modules/path-scurry": {
-      "version": "1.6.4",
-      "resolved": "https://registry.npmjs.org/path-scurry/-/path-scurry-1.6.4.tgz",
-      "integrity": "sha512-Qp/9IHkdNiXJ3/Kon++At2nVpnhRiPq/aSvQN+H3U1WZbvNRK0RIQK/o4HMqPoXjpuGJUEWpHSs6Mnjxqh3TQg==",
+      "version": "1.7.0",
+      "resolved": "https://registry.npmjs.org/path-scurry/-/path-scurry-1.7.0.tgz",
+      "integrity": "sha512-UkZUeDjczjYRE495+9thsgcVgsaCPkaw80slmfVFgllxY+IO8ubTsOpFVjDPROBqJdHfVPUFRHPBV/WciOVfWg==",
       "dependencies": {
         "lru-cache": "^9.0.0",
         "minipass": "^5.0.0"
@@ -14863,14 +14863,14 @@
       }
     },
     "glob": {
-      "version": "10.0.0",
-      "resolved": "https://registry.npmjs.org/glob/-/glob-10.0.0.tgz",
-      "integrity": "sha512-zmp9ZDC6NpDNLujV2W2n+3lH+BafIVZ4/ct+Yj3BMZTH/+bgm/eVjHzeFLwxJrrIGgjjS2eiQLlpurHsNlEAtQ==",
+      "version": "10.1.0",
+      "resolved": "https://registry.npmjs.org/glob/-/glob-10.1.0.tgz",
+      "integrity": "sha512-daGobsYuT0G4hng24B5LbeLNvwKZYRhWyDl3RvqqAGZjJnCopWWK6PWnAGBY1M/vdA63QE+jddhZcYp+74Bq6Q==",
       "requires": {
         "fs.realpath": "^1.0.0",
         "minimatch": "^9.0.0",
         "minipass": "^5.0.0",
-        "path-scurry": "^1.6.4"
+        "path-scurry": "^1.7.0"
       },
       "dependencies": {
         "brace-expansion": {
@@ -18725,9 +18725,9 @@
       "dev": true
     },
     "path-scurry": {
-      "version": "1.6.4",
-      "resolved": "https://registry.npmjs.org/path-scurry/-/path-scurry-1.6.4.tgz",
-      "integrity": "sha512-Qp/9IHkdNiXJ3/Kon++At2nVpnhRiPq/aSvQN+H3U1WZbvNRK0RIQK/o4HMqPoXjpuGJUEWpHSs6Mnjxqh3TQg==",
+      "version": "1.7.0",
+      "resolved": "https://registry.npmjs.org/path-scurry/-/path-scurry-1.7.0.tgz",
+      "integrity": "sha512-UkZUeDjczjYRE495+9thsgcVgsaCPkaw80slmfVFgllxY+IO8ubTsOpFVjDPROBqJdHfVPUFRHPBV/WciOVfWg==",
       "requires": {
         "lru-cache": "^9.0.0",
         "minipass": "^5.0.0"
diff --git a/package.json b/package.json
index e3abbc01..b4c1d1df 100644
--- a/package.json
+++ b/package.json
@@ -24,7 +24,7 @@
     "node": ">=v16"
   },
   "dependencies": {
-    "glob": "^10.0.0",
+    "glob": "^10.1.0",
     "graceful-fs": "^4.2.11",
     "handlebars": "^4.7.7"
   },
diff --git a/spec/express-handlebars.test.ts b/spec/express-handlebars.test.ts
index 9cc7ac01..18677ebd 100644
--- a/spec/express-handlebars.test.ts
+++ b/spec/express-handlebars.test.ts
@@ -633,17 +633,18 @@ describe("express-handlebars", () => {
 			test("should get from cache", async () => {
 				const exphbs = expressHandlebars.create();
 				const filePath = fixturePath("test");
-				exphbs._fsCache[filePath] = "test";
+				exphbs._fsCache[filePath] = Promise.resolve(["test"]);
 				const file = await exphbs["_getDir"](filePath, { cache: true });
-				expect(file).toBe("test");
+				expect(file).toEqual(["test"]);
 			});
 
 			test("should store in cache", async () => {
 				const exphbs = expressHandlebars.create();
 				const filePath = fixturePath("templates");
 				expect(exphbs._fsCache[filePath]).toBeUndefined();
-				await exphbs["_getDir"](filePath);
-				expect(exphbs._fsCache[filePath]).toBeDefined();
+				const expected = await exphbs["_getDir"](filePath);
+				expect(exphbs._fsCache[filePath]).toBeInstanceOf(Promise);
+				expect(await exphbs._fsCache[filePath]).toEqual(expected);
 			});
 
 			test("should not store in cache on error", async () => {