diff --git a/package.json b/package.json
index abeee6e5..b82d75b7 100644
--- a/package.json
+++ b/package.json
@@ -21,7 +21,7 @@
         "@shelf/jest-mongodb": "^1.2.3",
         "@types/cross-spawn": "^6.0.2",
         "@types/jest": "^26.0.20",
-        "@types/node": "^14.14.22",
+        "@types/node": "^14.14.27",
         "@types/semver": "^7.3.4",
         "@typescript-eslint/eslint-plugin": "^4.14.2",
         "@typescript-eslint/parser": "^4.14.2",
@@ -36,7 +36,7 @@
         "ora": "^5.3.0",
         "semver": "^7.3.4",
         "ts-jest": "^26.5.0",
-        "typescript": "4.1.3"
+        "typescript": "4.1.5"
     },
     "dependencies": {
         "fs-extra": "^9.1.0",
diff --git a/packages/hydrojudge/package.json b/packages/hydrojudge/package.json
index d5a8c9bb..22944a49 100644
--- a/packages/hydrojudge/package.json
+++ b/packages/hydrojudge/package.json
@@ -1,7 +1,7 @@
 {
     "name": "@hydrooj/hydrojudge",
     "bin": "bin/hydrojudge.js",
-    "version": "2.3.6",
+    "version": "2.3.7",
     "main": "package.json",
     "author": "undefined <i@undefined.moe>",
     "repository": "https://github.com/hydro-dev/Hydro.git",
@@ -14,7 +14,7 @@
         "lodash": "^4.17.20",
         "p-queue": "^6.6.1",
         "shell-quote": "^1.7.2",
-        "systeminformation": "^5.0.9",
+        "systeminformation": "^5.3.0",
         "yargs": "^16.2.0"
     },
     "peerDependencies": {
@@ -23,7 +23,7 @@
     "license": "AGPL-3.0-only",
     "devDependencies": {
         "@types/bson": "^4.0.2",
-        "@types/fs-extra": "^9.0.6",
+        "@types/fs-extra": "^9.0.7",
         "@types/js-yaml": "^4.0.0",
         "@types/shell-quote": "^1.7.0"
     },
diff --git a/packages/hydrojudge/src/judge/run.ts b/packages/hydrojudge/src/judge/run.ts
index e54c79d0..6cd04efd 100644
--- a/packages/hydrojudge/src/judge/run.ts
+++ b/packages/hydrojudge/src/judge/run.ts
@@ -69,8 +69,8 @@ export const judge = async (ctx) => {
             stderr,
             copyIn,
             copyOut,
-            time_limit_ms: parseTimeMS(ctx.config.time),
-            memory_limit_mb: parseMemoryMB(ctx.config.memory),
+            time_limit_ms: parseTimeMS(ctx.config.time || '1s'),
+            memory_limit_mb: parseMemoryMB(ctx.config.memory || '128m'),
         },
     );
     const { code, time_usage_ms, memory_usage_kb } = res;
diff --git a/packages/hydrooj/package.json b/packages/hydrooj/package.json
index d153ec45..a9bd9b67 100644
--- a/packages/hydrooj/package.json
+++ b/packages/hydrooj/package.json
@@ -27,26 +27,26 @@
         "minio": "7.0.17",
         "moment-timezone": "^0.5.32",
         "mongodb": "^3.6.4",
-        "nodemailer": "^6.4.17",
+        "nodemailer": "^6.4.18",
         "p-queue": "^6.6.2",
         "serialize-javascript": "^5.0.1",
         "sockjs": "^0.3.20",
         "superagent": "^6.1.0",
-        "systeminformation": "^5.0.9",
+        "systeminformation": "^5.3.0",
         "terminal-kit": "^1.47.0",
         "yargs": "^16.2.0"
     },
     "devDependencies": {
         "@types/adm-zip": "^0.4.33",
-        "@types/fs-extra": "^9.0.6",
+        "@types/fs-extra": "^9.0.7",
         "@types/js-yaml": "^4.0.0",
-        "@types/koa": "^2.11.7",
+        "@types/koa": "^2.11.8",
         "@types/koa-router": "^7.4.1",
         "@types/koa-static-cache": "^5.1.0",
         "@types/lodash": "^4.14.168",
         "@types/lru-cache": "^5.1.0",
         "@types/minio": "^7.0.7",
-        "@types/mongodb": "^3.6.3",
+        "@types/mongodb": "^3.6.7",
         "@types/nodemailer": "^6.4.0",
         "@types/serialize-javascript": "^5.0.0",
         "@types/sockjs": "^0.3.32",
diff --git a/packages/migrate-vijos/package.json b/packages/migrate-vijos/package.json
index 9e8341d2..847f31e8 100644
--- a/packages/migrate-vijos/package.json
+++ b/packages/migrate-vijos/package.json
@@ -11,7 +11,7 @@
     },
     "devDependencies": {
         "@types/js-yaml": "^4.0.0",
-        "@types/mongodb": "^3.6.3"
+        "@types/mongodb": "^3.6.7"
     },
     "peerDependencies": {
         "hydrooj": "2.14.x"