diff --git a/demo/mathjs-calc/package-lock.json b/demo/mathjs-calc/package-lock.json
index 9c093b08b0..3040b97ba7 100644
--- a/demo/mathjs-calc/package-lock.json
+++ b/demo/mathjs-calc/package-lock.json
@@ -27,7 +27,7 @@
         "concurrently": "^9.1.0",
         "electron": "^33.0.0",
         "electron-builder": "^25.0.0",
-        "postcss": "^8.4.0",
+        "postcss": "^8.5.10",
         "tailwindcss": "^3.4.0",
         "typescript": "^5.7.0",
         "vite": "^6.0.0",
@@ -69,7 +69,7 @@
         "assert": "2.1.0",
         "babel-loader": "10.0.0",
         "c8": "10.1.3",
-        "codecov": "3.8.3",
+        "codecov": "^3.6.2",
         "del": "8.0.1",
         "eigen": "0.2.2",
         "es-check": "9.4.4",
@@ -84,11 +84,11 @@
         "expect-type": "1.2.2",
         "expr-eval": "2.0.2",
         "fancy-log": "2.0.0",
-        "glob": "11.0.3",
+        "glob": "^13.0.6",
         "gulp": "5.0.1",
         "gulp-babel": "8.0.0",
         "gulp-typescript": "^6.0.0-alpha.1",
-        "handlebars": "4.7.8",
+        "handlebars": "4.7.9",
         "jsep": "1.4.0",
         "karma": "6.4.4",
         "karma-firefox-launcher": "2.1.3",
@@ -98,7 +98,7 @@
         "karma-webdriver-launcher": "1.0.8",
         "karma-webpack": "5.0.1",
         "mkdirp": "3.0.1",
-        "mocha": "11.7.5",
+        "mocha": "^11.3.0",
         "mocha-junit-reporter": "2.2.1",
         "ndarray": "1.0.19",
         "ndarray-determinant": "1.0.0",
@@ -108,7 +108,7 @@
         "numericjs": "1.2.6",
         "prettier": "3.6.2",
         "process": "0.11.10",
-        "sinon": "21.0.0",
+        "sinon": "^21.1.2",
         "sylvester": "0.0.21",
         "tinybench": "5.1.0",
         "ts-node": "10.9.2",
@@ -116,7 +116,7 @@
         "tsx": "^4.21.0",
         "typescript": "5.9.3",
         "vitest": "^4.0.15",
-        "webpack": "5.102.1",
+        "webpack": "^5.106.2",
         "zeros": "1.0.0"
       },
       "engines": {
@@ -19571,9 +19571,6 @@
         "arm"
       ],
       "dev": true,
-      "libc": [
-        "glibc"
-      ],
       "license": "MIT",
       "optional": true,
       "os": [
@@ -19588,9 +19585,6 @@
         "arm"
       ],
       "dev": true,
-      "libc": [
-        "musl"
-      ],
       "license": "MIT",
       "optional": true,
       "os": [
@@ -19605,9 +19599,6 @@
         "arm64"
       ],
       "dev": true,
-      "libc": [
-        "glibc"
-      ],
       "license": "MIT",
       "optional": true,
       "os": [
@@ -19622,9 +19613,6 @@
         "arm64"
       ],
       "dev": true,
-      "libc": [
-        "musl"
-      ],
       "license": "MIT",
       "optional": true,
       "os": [
@@ -19639,9 +19627,6 @@
         "loong64"
       ],
       "dev": true,
-      "libc": [
-        "glibc"
-      ],
       "license": "MIT",
       "optional": true,
       "os": [
@@ -19656,9 +19641,6 @@
         "loong64"
       ],
       "dev": true,
-      "libc": [
-        "musl"
-      ],
       "license": "MIT",
       "optional": true,
       "os": [
@@ -19673,9 +19655,6 @@
         "ppc64"
       ],
       "dev": true,
-      "libc": [
-        "glibc"
-      ],
       "license": "MIT",
       "optional": true,
       "os": [
@@ -19690,9 +19669,6 @@
         "ppc64"
       ],
       "dev": true,
-      "libc": [
-        "musl"
-      ],
       "license": "MIT",
       "optional": true,
       "os": [
@@ -19707,9 +19683,6 @@
         "riscv64"
       ],
       "dev": true,
-      "libc": [
-        "glibc"
-      ],
       "license": "MIT",
       "optional": true,
       "os": [
@@ -19724,9 +19697,6 @@
         "riscv64"
       ],
       "dev": true,
-      "libc": [
-        "musl"
-      ],
       "license": "MIT",
       "optional": true,
       "os": [
@@ -19741,9 +19711,6 @@
         "s390x"
       ],
       "dev": true,
-      "libc": [
-        "glibc"
-      ],
       "license": "MIT",
       "optional": true,
       "os": [
@@ -19758,9 +19725,6 @@
         "x64"
       ],
       "dev": true,
-      "libc": [
-        "glibc"
-      ],
       "license": "MIT",
       "optional": true,
       "os": [
@@ -19775,9 +19739,6 @@
         "x64"
       ],
       "dev": true,
-      "libc": [
-        "musl"
-      ],
       "license": "MIT",
       "optional": true,
       "os": [
@@ -25784,7 +25745,9 @@
       "peer": true
     },
     "node_modules/postcss": {
-      "version": "8.5.8",
+      "version": "8.5.10",
+      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.5.10.tgz",
+      "integrity": "sha512-pMMHxBOZKFU6HgAZ4eyGnwXF/EvPGGqUr0MnZ5+99485wwW41kW91A4LOGxSHhgugZmSChL5AlElNdwlNgcnLQ==",
       "dev": true,
       "funding": [
         {
diff --git a/demo/mathjs-calc/package.json b/demo/mathjs-calc/package.json
index 7ba7c71e7e..484ea1c14b 100644
--- a/demo/mathjs-calc/package.json
+++ b/demo/mathjs-calc/package.json
@@ -30,7 +30,7 @@
     "concurrently": "^9.1.0",
     "electron": "^33.0.0",
     "electron-builder": "^25.0.0",
-    "postcss": "^8.4.0",
+    "postcss": "^8.5.10",
     "tailwindcss": "^3.4.0",
     "typescript": "^5.7.0",
     "vite": "^6.0.0",