diff --git a/demo/data/chain1/genesis.json b/demo/data/chain1/genesis.json
index d50161a5aad8..240d591430c1 100644
--- a/demo/data/chain1/genesis.json
+++ b/demo/data/chain1/genesis.json
@@ -6,10 +6,10 @@
     {
       "amount": 10,
       "name": "",
-      "pub_key": [
-        1,
-        "D6EBB92440CF375054AA59BCF0C99D596DEEDFFB2543CAE1BA1908B72CF9676A"
-      ]
+      "pub_key": {
+        "type": "ed25519",
+        "data": "D6EBB92440CF375054AA59BCF0C99D596DEEDFFB2543CAE1BA1908B72CF9676A"
+      }
     }
   ],
   "app_options": {
diff --git a/demo/data/chain1/priv_validator.json b/demo/data/chain1/priv_validator.json
index 1ea10c12da4c..2f5d7a12fe8b 100644
--- a/demo/data/chain1/priv_validator.json
+++ b/demo/data/chain1/priv_validator.json
@@ -5,12 +5,12 @@
 	"last_signature": null,
 	"last_signbytes": "",
 	"last_step": 0,
-	"priv_key": [
-		1,
-		"5FFDC1EA5FA2CA4A0A5503C86D2D348C5B401AD80FAA1899508F1ED00D8982E8D6EBB92440CF375054AA59BCF0C99D596DEEDFFB2543CAE1BA1908B72CF9676A"
-	],
-	"pub_key": [
-		1,
-		"D6EBB92440CF375054AA59BCF0C99D596DEEDFFB2543CAE1BA1908B72CF9676A"
-	]
-}
\ No newline at end of file
+  "priv_key": {
+    "type": "ed25519",
+    "data": "5FFDC1EA5FA2CA4A0A5503C86D2D348C5B401AD80FAA1899508F1ED00D8982E8D6EBB92440CF375054AA59BCF0C99D596DEEDFFB2543CAE1BA1908B72CF9676A"
+  },
+  "pub_key": {
+    "type": "ed25519",
+    "data": "D6EBB92440CF375054AA59BCF0C99D596DEEDFFB2543CAE1BA1908B72CF9676A"
+  }
+}
diff --git a/demo/data/chain2/genesis.json b/demo/data/chain2/genesis.json
index c53461756202..87019719c34e 100644
--- a/demo/data/chain2/genesis.json
+++ b/demo/data/chain2/genesis.json
@@ -6,10 +6,10 @@
     {
       "amount": 10,
       "name": "",
-      "pub_key": [
-        1,
-        "9A76DDE4CA4EE660C073D288DBE4F8A128F23857881A95F18167682D47E7058F"
-      ]
+      "pub_key": {
+        "type": "ed25519",
+        "data": "9A76DDE4CA4EE660C073D288DBE4F8A128F23857881A95F18167682D47E7058F"
+      }
     }
   ],
   "app_options": {
diff --git a/demo/data/chain2/priv_validator.json b/demo/data/chain2/priv_validator.json
index 8b3eb7e348e6..0f9b5f95def1 100644
--- a/demo/data/chain2/priv_validator.json
+++ b/demo/data/chain2/priv_validator.json
@@ -5,12 +5,12 @@
 	"last_signature": null,
 	"last_signbytes": "",
 	"last_step": 0,
-	"priv_key": [
-		1,
-		"6353FAF4ADEB03EA496A9EAE5BE56C4C6A851CB705401788184FDC9198413C2C9A76DDE4CA4EE660C073D288DBE4F8A128F23857881A95F18167682D47E7058F"
-	],
-	"pub_key": [
-		1,
-		"9A76DDE4CA4EE660C073D288DBE4F8A128F23857881A95F18167682D47E7058F"
-	]
-}
\ No newline at end of file
+  "priv_key": {
+    "type": "ed25519",
+    "data": "6353FAF4ADEB03EA496A9EAE5BE56C4C6A851CB705401788184FDC9198413C2C9A76DDE4CA4EE660C073D288DBE4F8A128F23857881A95F18167682D47E7058F"
+  },
+  "pub_key": {
+    "type": "ed25519",
+    "data": "9A76DDE4CA4EE660C073D288DBE4F8A128F23857881A95F18167682D47E7058F"
+  }
+}