diff --git a/package.json b/package.json
index 571067b28..7cba51f93 100755
--- a/package.json
+++ b/package.json
@@ -135,7 +135,6 @@
 		"micromatch": "^4.0.7",
 		"minimist": "^1.2.8",
 		"moo": "^0.5.2",
-		"multimatch": "^7.0.0",
 		"node-retrieve-globals": "^6.0.0",
 		"normalize-path": "^3.0.0",
 		"nunjucks": "^3.2.4",
diff --git a/src/EleventyServe.js b/src/EleventyServe.js
index 931743eb9..fbaec98f1 100644
--- a/src/EleventyServe.js
+++ b/src/EleventyServe.js
@@ -1,7 +1,8 @@
 import assert from "node:assert";
+
+import debugUtil from "debug";
 import { Merge, DeepCopy, TemplatePath } from "@11ty/eleventy-utils";
 import EleventyDevServer from "@11ty/eleventy-dev-server";
-import debugUtil from "debug";
 
 import EleventyBaseError from "./Errors/EleventyBaseError.js";
 import ConsoleLogger from "./Util/ConsoleLogger.js";
@@ -9,6 +10,7 @@ import PathPrefixer from "./Util/PathPrefixer.js";
 import checkPassthroughCopyBehavior from "./Util/PassthroughCopyBehaviorCheck.js";
 import { getModulePackageJson } from "./Util/ImportJsonSync.js";
 import { EleventyImport } from "./Util/Require.js";
+import { isGlobMatch } from "./Util/GlobMatcher.js";
 
 const debug = debugUtil("Eleventy:EleventyServe");
 
@@ -271,6 +273,10 @@ class EleventyServe {
 		}
 	}
 
+	isEmulatedPassthroughCopyMatch(filepath) {
+		return isGlobMatch(filepath, this._watchedFiles);
+	}
+
 	hasOptionsChanged() {
 		try {
 			assert.deepStrictEqual(this.config.serverOptions, this._savedConfigOptions);
diff --git a/src/FileSystemSearch.js b/src/FileSystemSearch.js
index c18afc21e..6cccd367f 100644
--- a/src/FileSystemSearch.js
+++ b/src/FileSystemSearch.js
@@ -1,8 +1,9 @@
 import fastglob from "fast-glob";
-import micromatch from "micromatch";
 import { TemplatePath } from "@11ty/eleventy-utils";
 import debugUtil from "debug";
 
+import { isGlobMatch } from "./Util/GlobMatcher.js";
+
 const debug = debugUtil("Eleventy:FastGlobManager");
 
 class FileSystemSearch {
@@ -80,11 +81,9 @@ class FileSystemSearch {
 		for (let key in this.inputs) {
 			let { input, options } = this.inputs[key];
 			if (
-				micromatch([path], input, {
-					dot: true,
-					nocase: true, // insensitive
+				isGlobMatch(path, input, {
 					ignore: options.ignore,
-				}).length > 0
+				})
 			) {
 				this.outputs[key][setOperation](normalized);
 			}
diff --git a/src/TemplateCollection.js b/src/TemplateCollection.js
index cb32a9105..6b75b2fe6 100755
--- a/src/TemplateCollection.js
+++ b/src/TemplateCollection.js
@@ -1,8 +1,8 @@
-import multimatch from "multimatch";
 import { TemplatePath } from "@11ty/eleventy-utils";
 
-import Sortable from "./Util/Objects/Sortable.js";
 import TemplateData from "./Data/TemplateData.js";
+import Sortable from "./Util/Objects/Sortable.js";
+import { isGlobMatch } from "./Util/GlobMatcher.js";
 
 class TemplateCollection extends Sortable {
 	constructor() {
@@ -48,11 +48,7 @@ class TemplateCollection extends Sortable {
 		}
 
 		let filtered = this.getAllSorted().filter((item) => {
-			if (multimatch([item.inputPath], globs).length) {
-				return true;
-			}
-
-			return false;
+			return isGlobMatch(item.inputPath, globs);
 		});
 		this._dirty = false;
 		this._filteredByGlobsCache.set(key, [...filtered]);
diff --git a/src/TemplatePassthroughManager.js b/src/TemplatePassthroughManager.js
index 078a25748..563c33d1e 100644
--- a/src/TemplatePassthroughManager.js
+++ b/src/TemplatePassthroughManager.js
@@ -1,4 +1,3 @@
-import multimatch from "multimatch";
 import isGlob from "is-glob";
 import { TemplatePath } from "@11ty/eleventy-utils";
 import debugUtil from "debug";
@@ -7,6 +6,7 @@ import EleventyExtensionMap from "./EleventyExtensionMap.js";
 import EleventyBaseError from "./Errors/EleventyBaseError.js";
 import TemplatePassthrough from "./TemplatePassthrough.js";
 import checkPassthroughCopyBehavior from "./Util/PassthroughCopyBehaviorCheck.js";
+import { isGlobMatch } from "./Util/GlobMatcher.js";
 
 const debug = debugUtil("Eleventy:TemplatePassthroughManager");
 const debugDev = debugUtil("Dev:Eleventy:TemplatePassthroughManager");
@@ -213,11 +213,7 @@ class TemplatePassthroughManager {
 			if (TemplatePath.startsWithSubPath(changedFile, path.inputPath)) {
 				return path;
 			}
-			if (
-				changedFile &&
-				isGlob(path.inputPath) &&
-				multimatch([changedFile], [path.inputPath]).length
-			) {
+			if (changedFile && isGlob(path.inputPath) && isGlobMatch(changedFile, [path.inputPath])) {
 				return path;
 			}
 		}
diff --git a/src/Util/GlobMatcher.js b/src/Util/GlobMatcher.js
new file mode 100644
index 000000000..8af08797f
--- /dev/null
+++ b/src/Util/GlobMatcher.js
@@ -0,0 +1,21 @@
+import micromatch from "micromatch";
+import { TemplatePath } from "@11ty/eleventy-utils";
+
+function isGlobMatch(filepath, globs = [], options = undefined) {
+	if (!filepath || !Array.isArray(globs) || globs.length === 0) {
+		return false;
+	}
+
+	let inputPath = TemplatePath.stripLeadingDotSlash(filepath);
+	let opts = Object.assign(
+		{
+			dot: true,
+			nocase: true, // insensitive
+		},
+		options,
+	);
+
+	return micromatch.isMatch(inputPath, globs, opts);
+}
+
+export { isGlobMatch };
diff --git a/test/TemplateCollectionTest.js b/test/TemplateCollectionTest.js
index 443a1b4c9..8558794da 100644
--- a/test/TemplateCollectionTest.js
+++ b/test/TemplateCollectionTest.js
@@ -1,6 +1,6 @@
 import test from "ava";
-import multimatch from "multimatch";
 
+import { isGlobMatch } from "../src/Util/GlobMatcher.js";
 import Collection from "../src/TemplateCollection.js";
 import Sortable from "../src/Util/Objects/Sortable.js";
 
@@ -257,26 +257,27 @@ test("partial match on tag string, issue 95", async (t) => {
   t.is(posts.length, 1);
 });
 
-test("multimatch assumptions, issue #127", async (t) => {
-  t.deepEqual(
-    multimatch(["src/bookmarks/test.md"], "**/+(bookmarks|posts|screencasts)/**/!(index)*.md"),
-    ["src/bookmarks/test.md"],
+// Swapped to micromatch in 3.0.0-alpha.17
+test("micromatch assumptions, issue #127", async (t) => {
+  function isMatch(filepath, globs) {
+    return isGlobMatch(filepath, globs);
+  }
+  t.true(
+    isMatch("src/bookmarks/test.md", ["**/+(bookmarks|posts|screencasts)/**/!(index)*.md"]),
   );
-  t.deepEqual(
-    multimatch(["./src/bookmarks/test.md"], "./**/+(bookmarks|posts|screencasts)/**/!(index)*.md"),
-    ["./src/bookmarks/test.md"],
+
+  t.true(
+    isMatch("./src/bookmarks/test.md", ["./**/+(bookmarks|posts|screencasts)/**/!(index)*.md"]),
   );
 
   let c = new Collection();
   let globs = c.getGlobs("**/+(bookmarks|posts|screencasts)/**/!(index)*.md");
   t.deepEqual(globs, ["./**/+(bookmarks|posts|screencasts)/**/!(index)*.md"]);
 
-  t.deepEqual(multimatch(["./src/bookmarks/test.md"], globs), ["./src/bookmarks/test.md"]);
-  t.deepEqual(multimatch(["./src/bookmarks/index.md"], globs), []);
-  t.deepEqual(multimatch(["./src/bookmarks/index2.md"], globs), []);
-  t.deepEqual(multimatch(["./src/_content/bookmarks/2018-03-27-git-message.md"], globs), [
-    "./src/_content/bookmarks/2018-03-27-git-message.md",
-  ]);
+  t.true(isMatch("./src/bookmarks/test.md", globs));
+  t.false(isMatch("./src/bookmarks/index.md", globs));
+  t.false(isMatch("./src/bookmarks/index2.md", globs));
+  t.true(isMatch("./src/_content/bookmarks/2018-03-27-git-message.md", globs));
 });
 
 test("Sort in place (issue #352)", async (t) => {