diff --git a/package.json b/package.json
index 4279947..10d46a8 100644
--- a/package.json
+++ b/package.json
@@ -38,7 +38,7 @@
     "@polkadot/api": "^3.7.3",
     "@polkadot/extension-dapp": "^0.36.1",
     "@polkadot/vue-identicon": "^0.60.1",
-    "@vue/composition-api": "^1.0.0-rc.1",
+    "@vue/composition-api": "^1.0.0-rc.5",
     "bignumber.js": "^9.0.1",
     "bootstrap": "^4.6.0",
     "bootstrap-vue": "^2.21.2",
diff --git a/yarn.lock b/yarn.lock
index 54f424c..eb54590 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2412,12 +2412,12 @@
   optionalDependencies:
     prettier "^1.18.2"
 
-"@vue/composition-api@^1.0.0-rc.1":
-  version "1.0.0-rc.1"
-  resolved "https://registry.yarnpkg.com/@vue/composition-api/-/composition-api-1.0.0-rc.1.tgz#d5286bbaffcd1987e56d5e3a9f26bfb6023e7c41"
-  integrity sha512-6I5LkfA+VvVOLZufRugzQ5sWKQH81/Cr9gRLidDSeUmjRPolEEWgG4MAnWtBR5zgP5qbRMwZJ4IEYtKhnadMQQ==
+"@vue/composition-api@^1.0.0-rc.5":
+  version "1.0.0-rc.5"
+  resolved "https://registry.yarnpkg.com/@vue/composition-api/-/composition-api-1.0.0-rc.5.tgz#9b857743dd2692073b6df90fa2cfb9a75a1bb2f6"
+  integrity sha512-sFBUDZxwi5YOQqH//VSGenO6WH0JuW94+CWo1eUsGSTRue8POfwD4oeduVqi/c6QcwXg2tJL/m6aOD2t/IR6zg==
   dependencies:
-    tslib "^2.0.3"
+    tslib "^2.1.0"
 
 "@vue/test-utils@^1.1.2":
   version "1.1.2"
@@ -11143,7 +11143,7 @@ tslib@^1.10.0, tslib@^1.8.1, tslib@^1.9.0:
   resolved "https://registry.yarnpkg.com/tslib/-/tslib-1.13.0.tgz#c881e13cc7015894ed914862d276436fa9a47043"
   integrity sha512-i/6DQjL8Xf3be4K/E6Wgpekn5Qasl1usyw++dAA35Ue5orEn65VIxOA+YvNNl9HV3qv70T7CNwjODHZrLwvd1Q==
 
-tslib@^2.0.3:
+tslib@^2.1.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/tslib/-/tslib-2.1.0.tgz#da60860f1c2ecaa5703ab7d39bc05b6bf988b97a"
   integrity sha512-hcVC3wYEziELGGmEEXue7D75zbwIIVUMWAVbHItGPx0ziyXxrOMQx4rQEVEV45Ut/1IotuEvwqPopzIOkDMf0A==