diff --git a/docs/docs.json b/docs/docs.json
index 6b3c9cb2..7c3fcf72 100644
--- a/docs/docs.json
+++ b/docs/docs.json
@@ -19,6 +19,9 @@
       "languages": ["javascript"]
     }
   },
+  "banner":{
+    "content": "[On September 10th, Base Chain will begin enforcing a per-transaction gas cap. Read more here](/base-chain/network-information/block-building#per-transaction-gas-maximum)."
+  },
   "navigation": {
     "tabs": [
       {