diff --git a/package.json b/package.json
index a9f4b8a5d..779ad3acf 100644
--- a/package.json
+++ b/package.json
@@ -190,7 +190,7 @@
 		"stylus": "0.59.0",
 		"stylus-loader": "7.1.0",
 		"syslog-pro": "git+https://github.com/misskey-dev/SyslogPro#0.2.9-misskey.2",
-		"systeminformation": "5.17.12",
+		"systeminformation": "5.21.5",
 		"syuilo-password-strength": "0.0.1",
 		"terser-webpack-plugin": "5.3.6",
 		"textarea-caret": "3.1.0",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index fc04e049f..134e2923b 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -441,8 +441,8 @@ dependencies:
     specifier: git+https://github.com/misskey-dev/SyslogPro#0.2.9-misskey.2
     version: github.com/misskey-dev/SyslogPro/2772b33fa126784fc6e21377786471a918b22dc7
   systeminformation:
-    specifier: 5.17.12
-    version: 5.17.12
+    specifier: 5.21.5
+    version: 5.21.5
   syuilo-password-strength:
     specifier: 0.0.1
     version: 0.0.1
@@ -12076,8 +12076,8 @@ packages:
     resolution: {integrity: sha512-9QNk5KwDF+Bvz+PyObkmSYjI5ksVUYtjW7AU22r2NKcfLJcXp96hkDWU3+XndOsUb+AQ9QhfzfCT2O+CNWT5Tw==}
     dev: false
 
-  /systeminformation@5.17.12:
-    resolution: {integrity: sha512-I3pfMW2vue53u+X08BNxaJieaHkRoMMKjWetY9lbYJeWFaeWPO6P4FkNc4XOCX8F9vbQ0HqQ25RJoz3U/B7liw==}
+  /systeminformation@5.21.5:
+    resolution: {integrity: sha512-W1bvYcSM6hVIEqFmjAWTtfX+Qq1Mc3sEZq4AxjtkNya01WbcleahsCzM2/eAey+no+XxPk6a0/7RnCLX6/BmOQ==}
     engines: {node: '>=8.0.0'}
     os: [darwin, linux, win32, freebsd, openbsd, netbsd, sunos, android]
     hasBin: true