diff --git a/package-lock.json b/package-lock.json
index b60f7574..20378b23 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -2099,11 +2099,11 @@
       }
     },
     "node_modules/@msgpack/msgpack": {
-      "version": "2.8.0",
-      "resolved": "https://registry.npmjs.org/@msgpack/msgpack/-/msgpack-2.8.0.tgz",
-      "integrity": "sha512-h9u4u/jiIRKbq25PM+zymTyW6bhTzELvOoUd+AvYriWOAKpLGnIamaET3pnHYoI5iYphAHBI4ayx0MehR+VVPQ==",
+      "version": "3.1.2",
+      "resolved": "https://registry.npmjs.org/@msgpack/msgpack/-/msgpack-3.1.2.tgz",
+      "integrity": "sha512-JEW4DEtBzfe8HvUYecLU9e6+XJnKDlUAIve8FvPzF3Kzs6Xo/KuZkZJsDH0wJXl/qEZbeeE7edxDNY3kMs39hQ==",
       "engines": {
-        "node": ">= 10"
+        "node": ">= 18"
       }
     },
     "node_modules/@neovim/decorators": {
@@ -8023,6 +8023,14 @@
         "node": ">=10"
       }
     },
+    "packages/decorators/node_modules/@msgpack/msgpack": {
+      "version": "2.8.0",
+      "resolved": "https://registry.npmjs.org/@msgpack/msgpack/-/msgpack-2.8.0.tgz",
+      "integrity": "sha512-h9u4u/jiIRKbq25PM+zymTyW6bhTzELvOoUd+AvYriWOAKpLGnIamaET3pnHYoI5iYphAHBI4ayx0MehR+VVPQ==",
+      "engines": {
+        "node": ">= 10"
+      }
+    },
     "packages/decorators/node_modules/neovim": {
       "version": "4.11.0",
       "resolved": "https://registry.npmjs.org/neovim/-/neovim-4.11.0.tgz",
@@ -8105,7 +8113,7 @@
       "version": "5.4.1-dev.0",
       "license": "MIT",
       "dependencies": {
-        "@msgpack/msgpack": "^2.8.0",
+        "@msgpack/msgpack": "^3.1.2",
         "winston": "3.15.0"
       },
       "bin": {
@@ -9566,9 +9574,9 @@
       }
     },
     "@msgpack/msgpack": {
-      "version": "2.8.0",
-      "resolved": "https://registry.npmjs.org/@msgpack/msgpack/-/msgpack-2.8.0.tgz",
-      "integrity": "sha512-h9u4u/jiIRKbq25PM+zymTyW6bhTzELvOoUd+AvYriWOAKpLGnIamaET3pnHYoI5iYphAHBI4ayx0MehR+VVPQ=="
+      "version": "3.1.2",
+      "resolved": "https://registry.npmjs.org/@msgpack/msgpack/-/msgpack-3.1.2.tgz",
+      "integrity": "sha512-JEW4DEtBzfe8HvUYecLU9e6+XJnKDlUAIve8FvPzF3Kzs6Xo/KuZkZJsDH0wJXl/qEZbeeE7edxDNY3kMs39hQ=="
     },
     "@neovim/decorators": {
       "version": "file:packages/decorators",
@@ -9578,6 +9586,11 @@
         "neovim": "^4.10.1"
       },
       "dependencies": {
+        "@msgpack/msgpack": {
+          "version": "2.8.0",
+          "resolved": "https://registry.npmjs.org/@msgpack/msgpack/-/msgpack-2.8.0.tgz",
+          "integrity": "sha512-h9u4u/jiIRKbq25PM+zymTyW6bhTzELvOoUd+AvYriWOAKpLGnIamaET3pnHYoI5iYphAHBI4ayx0MehR+VVPQ=="
+        },
         "neovim": {
           "version": "4.11.0",
           "resolved": "https://registry.npmjs.org/neovim/-/neovim-4.11.0.tgz",
@@ -12562,7 +12575,7 @@
         "@babel/plugin-proposal-class-properties": "^7.18.6",
         "@babel/preset-env": "^7.28.3",
         "@babel/preset-typescript": "^7.27.1",
-        "@msgpack/msgpack": "^2.8.0",
+        "@msgpack/msgpack": "^3.1.2",
         "@types/mocha": "^10.0.10",
         "@types/node": "^16.18.113",
         "c8": "^10.1.2",
diff --git a/packages/neovim/package.json b/packages/neovim/package.json
index ae66be90..d62e3896 100644
--- a/packages/neovim/package.json
+++ b/packages/neovim/package.json
@@ -50,7 +50,7 @@
     "node": ">=10"
   },
   "dependencies": {
-    "@msgpack/msgpack": "^2.8.0",
+    "@msgpack/msgpack": "^3.1.2",
     "winston": "3.15.0"
   },
   "devDependencies": {