diff --git a/bittensor/core/extrinsics/asyncex/coldkey_swap.py b/bittensor/core/extrinsics/asyncex/coldkey_swap.py
index 6fb74ff393..3b8044afd6 100644
--- a/bittensor/core/extrinsics/asyncex/coldkey_swap.py
+++ b/bittensor/core/extrinsics/asyncex/coldkey_swap.py
@@ -396,7 +396,9 @@ async def swap_coldkey_announced_extrinsic(
             # nonce). Drop the in-process nonce cache entry so the next extrinsic
             # signed by this ss58 re-fetches from the chain instead of incrementing
             # a stale value.
-            subtensor.substrate._nonces.pop(wallet.coldkeypub.ss58_address, None)
+            subtensor.substrate.clear_nonce_cache_for_account(
+                wallet.coldkeypub.ss58_address
+            )
             logging.debug("[green]Coldkey swap executed successfully.[/green]")
         else:
             logging.error(f"[red]{response.message}[/red]")
diff --git a/bittensor/core/extrinsics/asyncex/sudo.py b/bittensor/core/extrinsics/asyncex/sudo.py
index ef49dd1204..066aebc4a1 100644
--- a/bittensor/core/extrinsics/asyncex/sudo.py
+++ b/bittensor/core/extrinsics/asyncex/sudo.py
@@ -113,7 +113,7 @@ async def swap_coldkey_extrinsic(
         # nonce). Drop the in-process nonce cache entry so the next extrinsic
         # signed by this ss58 re-fetches from the chain instead of incrementing
         # a stale value.
-        subtensor.substrate._nonces.pop(old_coldkey_ss58, None)
+        subtensor.substrate.clear_nonce_cache_for_account(old_coldkey_ss58)
     return response
 
 
diff --git a/pyproject.toml b/pyproject.toml
index 360932a3a4..322cd80603 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -33,7 +33,7 @@ dependencies = [
     "uvicorn",
     "bittensor-drand>=1.3.0,<2.0.0",
     "bittensor-wallet==4.0.1",
-    "async-substrate-interface>=2.0.3,<3.0.0",
+    "async-substrate-interface>=2.0.4,<3.0.0",
 ]
 
 [project.optional-dependencies]