diff --git a/Dockerfile b/Dockerfile
index 217d8f26..59aeec0e 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,5 @@
 # Environment setup
-FROM node:20.17.0-alpine
+FROM node:22.11.0-alpine
 LABEL org.opencontainers.image.source https://github.com/GizmoDevelopment/ramune-chat
 WORKDIR /opt/production
 
diff --git a/package.json b/package.json
index 1d1d7aa6..39bc39bb 100644
--- a/package.json
+++ b/package.json
@@ -10,7 +10,7 @@
 		"url": "git+https://github.com/GizmoDevelopment/ramune-chat.git"
 	},
 	"engines": {
-		"node": ">=20.18.0"
+		"node": ">=22.11.0"
 	},
 	"packageManager": "pnpm@9.12.3",
 	"scripts": {
@@ -21,7 +21,7 @@
 	"devDependencies": {
 		"@gizmo-dev/eslint-plugin": "^5.0.4",
 		"@sentry/types": "^8.36.0",
-		"@types/node": "^20.16.10",
+		"@types/node": "^22.8.7",
 		"@types/sanitize-html": "^2.13.0",
 		"eslint": "^9.14.0",
 		"globals": "^15.11.0",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 75bd4664..578041ba 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -43,8 +43,8 @@ importers:
         specifier: ^8.36.0
         version: 8.36.0
       '@types/node':
-        specifier: ^20.16.10
-        version: 20.17.1
+        specifier: ^22.8.7
+        version: 22.8.7
       '@types/sanitize-html':
         specifier: ^2.13.0
         version: 2.13.0
@@ -439,8 +439,8 @@ packages:
   '@types/mysql@2.15.26':
     resolution: {integrity: sha512-DSLCOXhkvfS5WNNPbfn2KdICAmk8lLc+/PNvnPnF7gOdMZCxopXduqv0OQ13y/yA/zXTSikZZqVgybUxOEg6YQ==}
 
-  '@types/node@20.17.1':
-    resolution: {integrity: sha512-j2VlPv1NnwPJbaCNv69FO/1z4lId0QmGvpT41YxitRtWlg96g/j8qcv2RKsLKe2F6OJgyXhupN1Xo17b2m139Q==}
+  '@types/node@22.8.7':
+    resolution: {integrity: sha512-LidcG+2UeYIWcMuMUpBKOnryBWG/rnmOHQR5apjn8myTQcx3rinFRn7DcIFhMnS0PPFSC6OafdIKEad0lj6U0Q==}
 
   '@types/pg-pool@2.0.6':
     resolution: {integrity: sha512-TaAUE5rq2VQYxab5Ts7WZhKNmuN78Q6PiFonTDdpbx8a1H0M1vhy3rhiMjl+e2iHmogyMw7jZF4FrE6eJUy5HQ==}
@@ -1743,13 +1743,13 @@ snapshots:
 
   '@types/connect@3.4.36':
     dependencies:
-      '@types/node': 20.17.1
+      '@types/node': 22.8.7
 
   '@types/cookie@0.4.1': {}
 
   '@types/cors@2.8.17':
     dependencies:
-      '@types/node': 20.17.1
+      '@types/node': 22.8.7
 
   '@types/estree@1.0.6': {}
 
@@ -1757,9 +1757,9 @@ snapshots:
 
   '@types/mysql@2.15.26':
     dependencies:
-      '@types/node': 20.17.1
+      '@types/node': 22.8.7
 
-  '@types/node@20.17.1':
+  '@types/node@22.8.7':
     dependencies:
       undici-types: 6.19.8
 
@@ -1769,7 +1769,7 @@ snapshots:
 
   '@types/pg@8.6.1':
     dependencies:
-      '@types/node': 20.17.1
+      '@types/node': 22.8.7
       pg-protocol: 1.7.0
       pg-types: 2.2.0
 
@@ -2024,7 +2024,7 @@ snapshots:
     dependencies:
       '@types/cookie': 0.4.1
       '@types/cors': 2.8.17
-      '@types/node': 20.17.1
+      '@types/node': 22.8.7
       accepts: 1.3.8
       base64id: 2.0.0
       cookie: 0.7.2