diff --git a/package-lock.json b/package-lock.json
index a2f4c0e1..7ce46899 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -14006,7 +14006,9 @@
       }
     },
     "node_modules/nanoid": {
-      "version": "3.3.11",
+      "version": "3.3.18",
+      "resolved": "https://registry.npmjs.org/nanoid/-/nanoid-3.3.18.tgz",
+      "integrity": "sha512-DTg4MJbGMWkfi6VZFdNt2/caMbQy4Ou+Op/hJQvGEWcnVfoA1QA+xzRKAzw9jD6+GVOOeYr/mIcuDSdug6F6+w==",
       "funding": [
         {
           "type": "github",
@@ -15603,9 +15605,9 @@
       }
     },
     "node_modules/postcss": {
-      "version": "8.5.13",
-      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.5.13.tgz",
-      "integrity": "sha512-qif0+jGGZoLWdHey3UFHHWP0H7Gbmsk8T5VEqyYFbWqPr1XqvLGBbk/sl8V5exGmcYJklJOhOQq1pV9IcsiFag==",
+      "version": "8.5.26",
+      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.5.26.tgz",
+      "integrity": "sha512-u82N74LFzG8ca+dD8puPnplTXoGH4fTPpVGuIbt36G3qvNlkvfD0lEAZSxaly3KX8TS/L1A1gsCEmvKmBcVbkQ==",
       "funding": [
         {
           "type": "opencollective",
@@ -15622,7 +15624,7 @@
       ],
       "license": "MIT",
       "dependencies": {
-        "nanoid": "^3.3.11",
+        "nanoid": "^3.3.17",
         "picocolors": "^1.1.1",
         "source-map-js": "^1.2.1"
       },
@@ -19143,7 +19145,7 @@
         "purgecss": "^8.0.0"
       },
       "devDependencies": {
-        "postcss": "^8.5.13"
+        "postcss": "^8.5.26"
       },
       "peerDependencies": {
         "postcss": "^8.0.0"
@@ -19155,7 +19157,7 @@
       "dependencies": {
         "commander": "^14.0.3",
         "fast-glob": "^3.3.3",
-        "postcss": "^8.5.13",
+        "postcss": "^8.5.26",
         "postcss-selector-parser": "^7.1.1"
       },
       "bin": {
diff --git a/packages/postcss-purgecss/package.json b/packages/postcss-purgecss/package.json
index d45a2fc8..da9fd8fe 100644
--- a/packages/postcss-purgecss/package.json
+++ b/packages/postcss-purgecss/package.json
@@ -30,7 +30,7 @@
     "purgecss": "^8.0.0"
   },
   "devDependencies": {
-    "postcss": "^8.5.13"
+    "postcss": "^8.5.26"
   },
   "peerDependencies": {
     "postcss": "^8.0.0"
diff --git a/packages/purgecss/package.json b/packages/purgecss/package.json
index a71b8a33..e5d5da53 100644
--- a/packages/purgecss/package.json
+++ b/packages/purgecss/package.json
@@ -42,7 +42,7 @@
   "dependencies": {
     "commander": "^14.0.3",
     "fast-glob": "^3.3.3",
-    "postcss": "^8.5.13",
+    "postcss": "^8.5.26",
     "postcss-selector-parser": "^7.1.1"
   },
   "bugs": {