diff --git a/canvas/package-lock.json b/canvas/package-lock.json
index 89b5a9d2..c5278619 100644
--- a/canvas/package-lock.json
+++ b/canvas/package-lock.json
@@ -36,7 +36,7 @@
         "@vitest/coverage-v8": "^4.1.5",
         "autoprefixer": "^10.4.0",
         "jsdom": "^29.1.1",
-        "postcss": "^8.5.12",
+        "postcss": "^8.5.13",
         "tailwindcss": "^3.4.0",
         "typescript": "^5.7.0",
         "vitest": "^4.1.2"
@@ -5239,9 +5239,9 @@
       }
     },
     "node_modules/postcss": {
-      "version": "8.5.12",
-      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.5.12.tgz",
-      "integrity": "sha512-W62t/Se6rA0Az3DfCL0AqJwXuKwBeYg6nOaIgzP+xZ7N5BFCI7DYi1qs6ygUYT6rvfi6t9k65UMLJC+PHZpDAA==",
+      "version": "8.5.13",
+      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.5.13.tgz",
+      "integrity": "sha512-qif0+jGGZoLWdHey3UFHHWP0H7Gbmsk8T5VEqyYFbWqPr1XqvLGBbk/sl8V5exGmcYJklJOhOQq1pV9IcsiFag==",
       "funding": [
         {
           "type": "opencollective",
diff --git a/canvas/package.json b/canvas/package.json
index 7375d3f4..7a5cc3df 100644
--- a/canvas/package.json
+++ b/canvas/package.json
@@ -39,7 +39,7 @@
     "@vitest/coverage-v8": "^4.1.5",
     "autoprefixer": "^10.4.0",
     "jsdom": "^29.1.1",
-    "postcss": "^8.5.12",
+    "postcss": "^8.5.13",
     "tailwindcss": "^3.4.0",
     "typescript": "^5.7.0",
     "vitest": "^4.1.2"