diff --git a/chains/v21/chains.json b/chains/v21/chains.json
index d1f5a6cc5..8836c6967 100644
--- a/chains/v21/chains.json
+++ b/chains/v21/chains.json
@@ -26,6 +26,14 @@
             }
         ],
         "nodes": [
+            {
+                "url": "wss://rpc-polkadot-1.novasama-tech.org",
+                "name": "Novasama node"
+            },
+            {
+                "url": "wss://rpc-polkadot-2.novasama-tech.org",
+                "name": "Novasama node"
+            },
             {
                 "url": "wss://rpc-polkadot.novasama-tech.org",
                 "name": "Novasama node"
@@ -160,6 +168,14 @@
             }
         ],
         "nodes": [
+            {
+                "url": "wss://rpc-kusama-1.novasama-tech.org",
+                "name": "Novasama node"
+            },
+            {
+                "url": "wss://rpc-kusama-2.novasama-tech.org",
+                "name": "Novasama node"
+            },
             {
                 "url": "wss://rpc-kusama.novasama-tech.org",
                 "name": "Novasama node"
diff --git a/chains/v21/chains_dev.json b/chains/v21/chains_dev.json
index f9ff10062..71e7aa955 100644
--- a/chains/v21/chains_dev.json
+++ b/chains/v21/chains_dev.json
@@ -26,6 +26,14 @@
             }
         ],
         "nodes": [
+            {
+                "url": "wss://rpc-polkadot-1.novasama-tech.org",
+                "name": "Novasama node"
+            },
+            {
+                "url": "wss://rpc-polkadot-2.novasama-tech.org",
+                "name": "Novasama node"
+            },
             {
                 "url": "wss://rpc-polkadot.novasama-tech.org",
                 "name": "Novasama node"
@@ -160,6 +168,14 @@
             }
         ],
         "nodes": [
+            {
+                "url": "wss://rpc-kusama-1.novasama-tech.org",
+                "name": "Novasama node"
+            },
+            {
+                "url": "wss://rpc-kusama-2.novasama-tech.org",
+                "name": "Novasama node"
+            },
             {
                 "url": "wss://rpc-kusama.novasama-tech.org",
                 "name": "Novasama node"