diff --git a/benchmark/package.json b/benchmark/package.json
index 6a2baee8..ea2a7ab8 100644
--- a/benchmark/package.json
+++ b/benchmark/package.json
@@ -14,6 +14,7 @@
   "dependencies": {
     "deepmerge": "^4.3.1",
     "deepmerge-ts": "link:..",
+    "defu": "^6.1.4",
     "lodash": "^4.17.21",
     "merge-anything": "^5.1.7",
     "object-accumulator": "^0.0.5"
diff --git a/benchmark/pnpm-lock.yaml b/benchmark/pnpm-lock.yaml
index 70b16ca5..47d5b6e6 100644
--- a/benchmark/pnpm-lock.yaml
+++ b/benchmark/pnpm-lock.yaml
@@ -14,6 +14,9 @@ importers:
       deepmerge-ts:
         specifier: link:..
         version: link:..
+      defu:
+        specifier: ^6.1.4
+        version: 6.1.4
       lodash:
         specifier: ^4.17.21
         version: 4.17.21
@@ -184,6 +187,9 @@ packages:
     resolution: {integrity: sha512-3sUqbMEc77XqpdNO7FRyRog+eW3ph+GYCbj+rK+uYyRMuwsVy0rMiVtPn+QJlKFvWP/1PYpapqYn0Me2knFn+A==}
     engines: {node: '>=0.10.0'}
 
+  defu@6.1.4:
+    resolution: {integrity: sha512-mEQCMmwJu317oSz8CwdIOdwf3xMif1ttiM8LTufzc3g6kR+9Pe236twL8j3IYT1F7GfRgGcW6MWxzZjLIkuHIg==}
+
   esbuild@0.20.2:
     resolution: {integrity: sha512-WdOOppmUNU+IbZ0PaDiTst80zjnrOkyJNHoKupIcVyU8Lvla3Ugx94VzkQ32Ijqd7UhHJy75gNWDMUekcrSJ6g==}
     engines: {node: '>=12'}
@@ -307,6 +313,8 @@ snapshots:
 
   deepmerge@4.3.1: {}
 
+  defu@6.1.4: {}
+
   esbuild@0.20.2:
     optionalDependencies:
       '@esbuild/aix-ppc64': 0.20.2
diff --git a/benchmark/run.ts b/benchmark/run.ts
index 5b6a94e2..f9c8dcbd 100644
--- a/benchmark/run.ts
+++ b/benchmark/run.ts
@@ -7,6 +7,7 @@ import { fileURLToPath } from "node:url";
 
 import deepmerge from "deepmerge";
 import { deepmerge as deepmergeTs } from "deepmerge-ts";
+import { defu } from "defu";
 import lodash from "lodash";
 import { merge as mergeAnything } from "merge-anything";
 import { Accumulator as ObjectAccumulator } from "object-accumulator";
@@ -74,6 +75,9 @@ for (let m_i = 0; m_i < benchmarkDataSets.length; m_i++) {
     .add("deepmerge", () => {
       deepmerge.all(benchmarkData);
     })
+    .add("defu", () => {
+      defu({}, ...benchmarkData);
+    })
     .add("merge-anything", () => {
       (mergeAnything as any)(...benchmarkData);
     })
diff --git a/project-dictionary.txt b/project-dictionary.txt
index dd8f3ec0..ae965a26 100644
--- a/project-dictionary.txt
+++ b/project-dictionary.txt
@@ -8,6 +8,7 @@ deassert
 deepmerge
 deepmergecustomoptions
 deepmergets
+defu
 denoify
 foo
 fred