diff --git a/services/idp/package.json b/services/idp/package.json
index 7748b205f1..252b260ef6 100644
--- a/services/idp/package.json
+++ b/services/idp/package.json
@@ -138,7 +138,7 @@
     "mini-css-extract-plugin": "0.11.3",
     "optimize-css-assets-webpack-plugin": "5.0.4",
     "pnp-webpack-plugin": "1.6.4",
-    "postcss-flexbugs-fixes": "4.2.1",
+    "postcss-flexbugs-fixes": "5.0.2",
     "postcss-loader": "4.3.0",
     "postcss-normalize": "10.0.1",
     "postcss-preset-env": "9.1.2",
diff --git a/services/idp/pnpm-lock.yaml b/services/idp/pnpm-lock.yaml
index 5bb1564d17..6e342806f3 100644
--- a/services/idp/pnpm-lock.yaml
+++ b/services/idp/pnpm-lock.yaml
@@ -203,8 +203,8 @@ devDependencies:
     specifier: 1.6.4
     version: 1.6.4(typescript@4.7.4)
   postcss-flexbugs-fixes:
-    specifier: 4.2.1
-    version: 4.2.1
+    specifier: 5.0.2
+    version: 5.0.2(postcss@8.4.28)
   postcss-loader:
     specifier: 4.3.0
     version: 4.3.0(postcss@8.4.28)(webpack@4.46.0)
@@ -9970,10 +9970,12 @@ packages:
       postcss-value-parser: 4.2.0
     dev: true
 
-  /postcss-flexbugs-fixes@4.2.1:
-    resolution: {integrity: sha512-9SiofaZ9CWpQWxOwRh1b/r85KD5y7GgvsNt1056k6OYLvWUun0czCvogfJgylC22uJTwW1KzY3Gz65NZRlvoiQ==}
+  /postcss-flexbugs-fixes@5.0.2(postcss@8.4.28):
+    resolution: {integrity: sha512-18f9voByak7bTktR2QgDveglpn9DTbBWPUzSOe9g0N4WR/2eSt6Vrcbf0hmspvMI6YWGywz6B9f7jzpFNJJgnQ==}
+    peerDependencies:
+      postcss: ^8.1.4
     dependencies:
-      postcss: 7.0.39
+      postcss: 8.4.28
     dev: true
 
   /postcss-focus-visible@9.0.0(postcss@8.4.28):