diff --git a/packages/fxa-admin-panel/package.json b/packages/fxa-admin-panel/package.json
index 3ac3bcffa6..d4fb2ec37b 100644
--- a/packages/fxa-admin-panel/package.json
+++ b/packages/fxa-admin-panel/package.json
@@ -80,7 +80,7 @@
     "nx": "18.0.3",
     "persistgraphql": "^0.3.11",
     "pm2": "^5.3.0",
-    "postcss-import": "^15.1.0",
+    "postcss-import": "^16.0.0",
     "prettier": "^2.3.1",
     "supertest": "^6.3.0",
     "tailwindcss-textshadow": "^2.1.3",
diff --git a/packages/fxa-content-server/package.json b/packages/fxa-content-server/package.json
index c19010f2fd..3020ea8ed2 100644
--- a/packages/fxa-content-server/package.json
+++ b/packages/fxa-content-server/package.json
@@ -167,7 +167,7 @@
     "otplib": "^11.0.1",
     "pm2": "^5.3.0",
     "postcss-assets": "^6.0.0",
-    "postcss-import": "^15.1.0",
+    "postcss-import": "^16.0.0",
     "prettier": "^2.3.1",
     "proxyquire": "^2.1.3",
     "request": "^2.88.2",
diff --git a/packages/fxa-payments-server/package.json b/packages/fxa-payments-server/package.json
index ee5b041dc7..c039e992a3 100644
--- a/packages/fxa-payments-server/package.json
+++ b/packages/fxa-payments-server/package.json
@@ -109,7 +109,7 @@
     "nock": "^13.5.1",
     "nx": "18.0.3",
     "pm2": "^5.3.0",
-    "postcss-import": "15.1.0",
+    "postcss-import": "16.0.0",
     "prettier": "^2.3.1",
     "redux-devtools-extension": "^2.13.9",
     "sinon": "^9.0.3",
diff --git a/packages/fxa-react/package.json b/packages/fxa-react/package.json
index e4ba57c387..6f758578aa 100644
--- a/packages/fxa-react/package.json
+++ b/packages/fxa-react/package.json
@@ -88,7 +88,7 @@
     "jest-environment-jsdom": "^27.5.1",
     "nx": "18.0.3",
     "pm2": "^5.3.0",
-    "postcss-import": "^15.1.0",
+    "postcss-import": "^16.0.0",
     "prettier": "^2.3.1",
     "rimraf": "^5.0.0",
     "sass-loader": "^14.1.0",
diff --git a/packages/fxa-settings/package.json b/packages/fxa-settings/package.json
index ada71d3c09..72126c99c1 100644
--- a/packages/fxa-settings/package.json
+++ b/packages/fxa-settings/package.json
@@ -240,7 +240,7 @@
     "persistgraphql": "^0.3.11",
     "pm2": "^5.3.0",
     "postcss-assets": "^6.0.0",
-    "postcss-import": "^15.1.0",
+    "postcss-import": "^16.0.0",
     "prop-types": "^15.8.1",
     "sinon": "^15.0.1",
     "storybook": "^7.0.23",
diff --git a/yarn.lock b/yarn.lock
index dd32111664..df78be178d 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -37091,7 +37091,7 @@ fsevents@~2.1.1:
     on-headers: ^1.0.2
     persistgraphql: ^0.3.11
     pm2: ^5.3.0
-    postcss-import: ^15.1.0
+    postcss-import: ^16.0.0
     prettier: ^2.3.1
     react-router-dom: ^6.18.0
     react-scripts: ^5.0.1
@@ -37469,7 +37469,7 @@ fsevents@~2.1.1:
     pm2: ^5.3.0
     postcss-assets: ^6.0.0
     postcss-cli: 7.1.1
-    postcss-import: ^15.1.0
+    postcss-import: ^16.0.0
     postcss-loader: 4.2.0
     prettier: ^2.3.1
     proxyquire: ^2.1.3
@@ -37820,7 +37820,7 @@ fsevents@~2.1.1:
     nx: 18.0.3
     on-headers: ^1.0.2
     pm2: ^5.3.0
-    postcss-import: 15.1.0
+    postcss-import: 16.0.0
     prettier: ^2.3.1
     react-redux: ^8.1.1
     react-router-dom: ^6.18.0
@@ -37938,7 +37938,7 @@ fsevents@~2.1.1:
     jest-environment-jsdom: ^27.5.1
     nx: 18.0.3
     pm2: ^5.3.0
-    postcss-import: ^15.1.0
+    postcss-import: ^16.0.0
     prettier: ^2.3.1
     react-helmet: ^6.1.0
     react-transition-group: ^4.4.2
@@ -38047,7 +38047,7 @@ fsevents@~2.1.1:
     postcss: ^8.4.31
     postcss-assets: ^6.0.0
     postcss-flexbugs-fixes: ^5.0.2
-    postcss-import: ^15.1.0
+    postcss-import: ^16.0.0
     postcss-loader: ^6.2.1
     postcss-normalize: ^10.0.1
     postcss-preset-env: ^9.3.0
@@ -53345,7 +53345,20 @@ fsevents@~2.1.1:
   languageName: node
   linkType: hard
 
-"postcss-import@npm:15.1.0, postcss-import@npm:^15.1.0":
+"postcss-import@npm:16.0.0, postcss-import@npm:^16.0.0":
+  version: 16.0.0
+  resolution: "postcss-import@npm:16.0.0"
+  dependencies:
+    postcss-value-parser: ^4.0.0
+    read-cache: ^1.0.0
+    resolve: ^1.1.7
+  peerDependencies:
+    postcss: ^8.0.0
+  checksum: dd25ec2c8da949ec8c271581491888938b4fb1e9777bf248a089e64446f34e62366a266cf33777f9184184afbdf22a95e39ec53a1e090fd2539be04f23eeee83
+  languageName: node
+  linkType: hard
+
+"postcss-import@npm:^15.1.0":
   version: 15.1.0
   resolution: "postcss-import@npm:15.1.0"
   dependencies: