diff --git a/packages/@sanity/webpack-integration/package.json b/packages/@sanity/webpack-integration/package.json
index 8ace6f7a155..d9bf3370400 100644
--- a/packages/@sanity/webpack-integration/package.json
+++ b/packages/@sanity/webpack-integration/package.json
@@ -37,8 +37,8 @@
     "fs.realpath": "^1.0.0",
     "p-async-cache": "^1.0.2",
     "postcss-cssnext": "^3.0.2",
-    "postcss-import": "^11.0.0",
-    "postcss-url": "^7.3.1",
+    "postcss-import": "^13.0.0",
+    "postcss-url": "^10.0.0",
     "resolve": "^1.3.3"
   },
   "devDependencies": {