diff --git a/apps/blockchain-node/data/devnet/genesis.json b/apps/blockchain-node/data/devnet/genesis.json
deleted file mode 100644
index 7bccd0d1..00000000
--- a/apps/blockchain-node/data/devnet/genesis.json
+++ /dev/null
@@ -1,23 +0,0 @@
-{
-  "accounts": [
-    {
-      "address": "ait1faucet000000000000000000000000000000000",
-      "balance": 1000000000,
-      "nonce": 0
-    }
-  ],
-  "authorities": [
-    {
-      "address": "ait1devproposer000000000000000000000000000000",
-      "weight": 1
-    }
-  ],
-  "chain_id": "ait-devnet",
-  "params": {
-    "base_fee": 10,
-    "coordinator_ratio": 0.05,
-    "fee_per_byte": 1,
-    "mint_per_unit": 1000
-  },
-  "timestamp": 1772895053
-}
diff --git a/apps/blockchain-node/pyproject.toml b/apps/blockchain-node/pyproject.toml
index c915edc2..b29020c7 100644
--- a/apps/blockchain-node/pyproject.toml
+++ b/apps/blockchain-node/pyproject.toml
@@ -26,6 +26,8 @@ rich = "^13.7.1"
 cryptography = "^46.0.5"
 asyncpg = ">=0.29.0"
 requests = "^2.32.5"
+# Pin starlette to a version with Broadcast (removed in 0.38)
+starlette = ">=0.37.2,<0.38.0"
 
 [tool.poetry.extras]
 uvloop = ["uvloop"]