diff --git a/package.json b/package.json
index b81a378..4744396 100644
--- a/package.json
+++ b/package.json
@@ -44,7 +44,7 @@
     "typescript": "^4.4.2"
   },
   "dependencies": {
-    "@likecoin/iscn-message-types": "0.0.7",
+    "@likecoin/iscn-message-types": "0.0.8",
     "axios": "^1.6.0",
     "bech32": "^2.0.0",
     "bignumber.js": "^9.0.1",
diff --git a/yarn.lock b/yarn.lock
index 5e66082..4249dc8 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -647,12 +647,10 @@
     "@types/yargs" "^16.0.0"
     chalk "^4.0.0"
 
-"@likecoin/iscn-message-types@0.0.7":
-  version "0.0.7"
-  resolved "https://registry.yarnpkg.com/@likecoin/iscn-message-types/-/iscn-message-types-0.0.7.tgz#fde2693bb5c650932e62b30279458256c804eed9"
-  integrity sha512-xcYcFvvH2NXlalRwxRG/jrwbXWOPHQy1sVZRztuGcdFyssDTdF8YfAxN0wdMVhIuijdVzN7jSnOWRPX5Uch2qg==
-  dependencies:
-    buffer "^6.0.3"
+"@likecoin/iscn-message-types@0.0.8":
+  version "0.0.8"
+  resolved "https://registry.yarnpkg.com/@likecoin/iscn-message-types/-/iscn-message-types-0.0.8.tgz#ade947c25a394b551cf981f0f72da6a0f712b6d7"
+  integrity sha512-4LMmzyb2EjYjb+zwPBCSTpkkh94ZDrZmZ92txbhYp/zOt0utBiMD6l1Q3hc8ygxwZCWV/3QUG6nnGbSP2ah15w==
 
 "@noble/hashes@^1", "@noble/hashes@^1.0.0":
   version "1.0.0"
@@ -1163,7 +1161,7 @@ balanced-match@^1.0.0:
   resolved "https://registry.npmjs.org/balanced-match/-/balanced-match-1.0.2.tgz"
   integrity sha512-3oSeUO0TMV67hN1AmbXsK4yaqU7tjiHlbxRDZOpH0KW9+CeX4bRAaX0Anxt0tx2MrpRpWwQaPwIlISEJhYU5Pw==
 
-base64-js@^1.3.0, base64-js@^1.3.1:
+base64-js@^1.3.0:
   version "1.5.1"
   resolved "https://registry.npmjs.org/base64-js/-/base64-js-1.5.1.tgz"
   integrity sha512-AKpaYlHn8t4SVbOHCy+b5+KKgvR4vrsD8vbvrbiQJps7fKDTkjkDry6ji0rUJjC0kzbNePLwzxq8iypo41qeWA==
@@ -1248,14 +1246,6 @@ buffer-from@^1.0.0:
   resolved "https://registry.npmjs.org/buffer-from/-/buffer-from-1.1.2.tgz"
   integrity sha512-E+XQCRwSbaaiChtv6k6Dwgc+bx+Bs6vuKJHHl5kox/BaKbhiXzqQOwK4cO22yElGp2OCmjwVhT3HmxgyPGnJfQ==
 
-buffer@^6.0.3:
-  version "6.0.3"
-  resolved "https://registry.npmjs.org/buffer/-/buffer-6.0.3.tgz"
-  integrity sha512-FTiCpNxtwiZZHEZbcbTIcZjERVICn9yq/pDFkTl95/AxzD1naBctN7YO68riM/gLSDY7sdrMby8hofADYuuqOA==
-  dependencies:
-    base64-js "^1.3.1"
-    ieee754 "^1.2.1"
-
 call-bind@^1.0.0, call-bind@^1.0.2:
   version "1.0.2"
   resolved "https://registry.npmjs.org/call-bind/-/call-bind-1.0.2.tgz"
@@ -2152,11 +2142,6 @@ iconv-lite@0.4.24:
   dependencies:
     safer-buffer ">= 2.1.2 < 3"
 
-ieee754@^1.2.1:
-  version "1.2.1"
-  resolved "https://registry.npmjs.org/ieee754/-/ieee754-1.2.1.tgz"
-  integrity sha512-dcyqhDvX1C46lXZcVqCpK+FtMRQVdIMN6/Df5js2zouUsqG7I6sFxitIC+7KYK29KdXOLHdu9zL4sFnoVQnqaA==
-
 ignore@^4.0.6:
   version "4.0.6"
   resolved "https://registry.npmjs.org/ignore/-/ignore-4.0.6.tgz"