diff --git a/package.json b/package.json
index ac2ae16..e75d1e8 100644
--- a/package.json
+++ b/package.json
@@ -15,7 +15,7 @@
     "@tailwindcss/typography": "0.5.15",
     "autoprefixer": "10.4.20",
     "bigpicture": "2.6.2",
-    "postcss": "8.4.47",
+    "postcss": "8.4.48",
     "postcss-cli": "11.0.0",
     "postcss-import": "16.1.0",
     "postcss-nested": "7.0.2",
diff --git a/yarn.lock b/yarn.lock
index 49b3e8c..97d36a6 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1216,7 +1216,7 @@ __metadata:
     "@tailwindcss/typography": "npm:0.5.15"
     autoprefixer: "npm:10.4.20"
     bigpicture: "npm:2.6.2"
-    postcss: "npm:8.4.47"
+    postcss: "npm:8.4.48"
     postcss-cli: "npm:11.0.0"
     postcss-import: "npm:16.1.0"
     postcss-nested: "npm:7.0.2"
@@ -1862,7 +1862,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"picocolors@npm:^1.0.0, picocolors@npm:^1.0.1, picocolors@npm:^1.1.0":
+"picocolors@npm:^1.0.0, picocolors@npm:^1.0.1, picocolors@npm:^1.1.0, picocolors@npm:^1.1.1":
   version: 1.1.1
   resolution: "picocolors@npm:1.1.1"
   checksum: 10c0/e2e3e8170ab9d7c7421969adaa7e1b31434f789afb9b3f115f6b96d91945041ac3ceb02e9ec6fe6510ff036bcc0bf91e69a1772edc0b707e12b19c0f2d6bcf58
@@ -2061,7 +2061,18 @@ __metadata:
   languageName: node
   linkType: hard
 
-"postcss@npm:8.4.47, postcss@npm:^8.4.23, postcss@npm:^8.4.43":
+"postcss@npm:8.4.48":
+  version: 8.4.48
+  resolution: "postcss@npm:8.4.48"
+  dependencies:
+    nanoid: "npm:^3.3.7"
+    picocolors: "npm:^1.1.1"
+    source-map-js: "npm:^1.2.1"
+  checksum: 10c0/d586361fda12fc7ab5650ce9b5763fc61d6ea2cecac9da98fceea6a3f27e42ed34db830582411bc06743492d9bb414c52b0c81da65440682d244d692da2f928a
+  languageName: node
+  linkType: hard
+
+"postcss@npm:^8.4.23, postcss@npm:^8.4.43":
   version: 8.4.47
   resolution: "postcss@npm:8.4.47"
   dependencies: