diff --git a/chain.schema.json b/chain.schema.json
index df2a2b9..5473b21 100644
--- a/chain.schema.json
+++ b/chain.schema.json
@@ -487,21 +487,21 @@
         "rpc": {
           "type": "array",
           "items": {
-            "$ref": "#/$defs/endpoint"
+            "$ref": "#/$defs/secureEndpoint"
           },
           "minContains": "1"
         },
         "rest": {
           "type": "array",
           "items": {
-            "$ref": "#/$defs/endpoint"
+            "$ref": "#/$defs/secureEndpoint"
           },
           "minContains": "1"
         },
         "api": {
           "type": "array",
           "items": {
-            "$ref": "#/$defs/endpoint"
+            "$ref": "#/$defs/secureEndpoint"
           }
         },
         "grpc": {
@@ -694,6 +694,31 @@
       },
       "additionalProperties": false
     },
+    "secureEndpoint": {
+      "type": "object",
+      "required": ["address"],
+      "properties": {
+        "address": {
+          "type": "string",
+          "format": "uri",
+          "pattern": "^https://."
+        },
+        "provider": {
+          "type": "string"
+        },
+        "archive": {
+          "type": "boolean",
+          "default": false
+        },
+        "authorizedUser": {
+          "type": "string"
+        },
+        "indexForSkip": {
+          "type": "number"
+        }
+      },
+      "additionalProperties": false
+    },
     "explorer": {
       "type": "object",
       "properties": {
diff --git a/testnets/milkyway/chain.json b/testnets/milkyway/chain.json
index 2fc7a45..199f8e6 100644
--- a/testnets/milkyway/chain.json
+++ b/testnets/milkyway/chain.json
@@ -42,7 +42,7 @@
         "provider": "MilkyWay Labs"
       },
       {
-        "address": " https://rpc-skip.testnet.milkyway.zone",
+        "address": "https://rpc-skip.testnet.milkyway.zone",
         "provider": "MilkyWay Labs",
         "authorizedUser": "skip",
         "indexForSkip": 0