diff --git a/chains/v2/types/xode_polkadot.json b/chains/v2/types/xode_polkadot.json
new file mode 100644
index 000000000..3f91ad088
--- /dev/null
+++ b/chains/v2/types/xode_polkadot.json
@@ -0,0 +1,16 @@
+{
+  "runtime_id": 11,
+  "types": {
+    "Balance": "u128",
+    "Index": "u32",
+    "Phase": "frame_system.Phase",
+    "Address": "sp_runtime.multiaddress.MultiAddress",
+    "ExtrinsicSignature": "sp_runtime.MultiSignature",
+    "ParaId": "polkadot_parachain.primitives.Id",
+    "xode_runtime.RuntimeEvent": "GenericEvent",
+    "xode_runtime.RuntimeCall": "GenericCall",
+    "sp_core.crypto.AccountId32": "GenericAccountId",
+    "pallet_identity.types.Data": "Data"
+  },
+  "versioning": []
+}
diff --git a/chains/v22/chains_dev.json b/chains/v22/chains_dev.json
index 6c3509b20..b6a458d29 100644
--- a/chains/v22/chains_dev.json
+++ b/chains/v22/chains_dev.json
@@ -12130,6 +12130,10 @@
         "addressPrefix": 280,
         "additional": {
             "supportsGenericLedgerApp": true
+        },
+        "types": {
+            "url": "https://raw.githubusercontent.com/novasamatech/nova-utils/master/chains/v2/types/xode_polkadot.json",
+            "overridesCommon": true
         }
     }
 ]