diff --git a/package-lock.json b/package-lock.json
index 68fc0a0..ae749ec 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -25,9 +25,9 @@
       }
     },
     "@barajs/core": {
-      "version": "3.0.0-alpha.427",
-      "resolved": "https://registry.npmjs.org/@barajs/core/-/core-3.0.0-alpha.427.tgz",
-      "integrity": "sha512-kNhLBoAw6q59Msxv2h09ekQnWqeBi+4RLZyluZ9jda4In6qTs4kC3AUwc9jdT+63GguEfgja5fml45OpB2zFpg==",
+      "version": "3.0.0-alpha.430",
+      "resolved": "https://registry.npmjs.org/@barajs/core/-/core-3.0.0-alpha.430.tgz",
+      "integrity": "sha512-fcAIp8CFILlCbrL/pX4Dgl0WcJdjPUORW4KOWE5niV7jkzB/DNVm+TcOAT854auzG+b881DK8ZPIg9NowrGw/Q==",
       "requires": {
         "xstream": "11.11.0"
       }
diff --git a/yarn.lock b/yarn.lock
index 304cabb..65cec98 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -18,10 +18,10 @@
     esutils "^2.0.2"
     js-tokens "^4.0.0"
 
-"@barajs/core@^3.0.0-alpha.427":
-  version "3.0.0-alpha.427"
-  resolved "https://registry.npmjs.org/@barajs/core/-/core-3.0.0-alpha.427.tgz#c9c4684411b68325619dfb73fae4dac58ccd5be4"
-  integrity sha512-kNhLBoAw6q59Msxv2h09ekQnWqeBi+4RLZyluZ9jda4In6qTs4kC3AUwc9jdT+63GguEfgja5fml45OpB2zFpg==
+"@barajs/core@^3.0.0-alpha.430":
+  version "3.0.0-alpha.430"
+  resolved "https://registry.yarnpkg.com/@barajs/core/-/core-3.0.0-alpha.430.tgz#fe57a6230d5aa15b82489fc80c653e92028b6a57"
+  integrity sha512-fcAIp8CFILlCbrL/pX4Dgl0WcJdjPUORW4KOWE5niV7jkzB/DNVm+TcOAT854auzG+b881DK8ZPIg9NowrGw/Q==
   dependencies:
     xstream "11.11.0"
 
@@ -4875,10 +4875,10 @@ prepend-http@^1.0.1:
   resolved "https://registry.npmjs.org/prepend-http/-/prepend-http-1.0.4.tgz#d4f4562b0ce3696e41ac52d0e002e57a635dc6dc"
   integrity sha1-1PRWKwzjaW5BrFLQ4ALlemNdxtw=
 
-prettier@1.18.2:
-  version "1.18.2"
-  resolved "https://registry.yarnpkg.com/prettier/-/prettier-1.18.2.tgz#6823e7c5900017b4bd3acf46fe9ac4b4d7bda9ea"
-  integrity sha512-OeHeMc0JhFE9idD4ZdtNibzY0+TPHSpSSb9h8FqtP+YnoZZ1sl8Vc9b1sasjfymH3SonAF4QcA2+mzHPhMvIiw==
+prettier@1.19.1:
+  version "1.19.1"
+  resolved "https://registry.yarnpkg.com/prettier/-/prettier-1.19.1.tgz#f7d7f5ff8a9cd872a7be4ca142095956a60797cb"
+  integrity sha512-s7PoyDv/II1ObgQunCbB9PdLmUcBZcnWOcxDh7O0N/UwDEsHyqkW+Qh28jW+mVuCdx7gLB0BotYI1Y6uI9iyew==
 
 process-nextick-args@~2.0.0:
   version "2.0.1"
@@ -6032,7 +6032,7 @@ supports-hyperlinks@^1.0.1:
 
 symbol-observable@1.2.0:
   version "1.2.0"
-  resolved "https://registry.npmjs.org/symbol-observable/-/symbol-observable-1.2.0.tgz#c22688aed4eab3cdc2dfeacbb561660560a00804"
+  resolved "https://registry.yarnpkg.com/symbol-observable/-/symbol-observable-1.2.0.tgz#c22688aed4eab3cdc2dfeacbb561660560a00804"
   integrity sha512-e900nM8RRtGhlV36KGEU9k65K3mPb1WV70OdjfxlG2EAuM1noi/E/BaW/uMhL7bPEssK8QV57vN3esixjUvcXQ==
 
 tapable@^1.0.0, tapable@^1.1.3:
@@ -6684,7 +6684,7 @@ xdg-basedir@^3.0.0:
 
 xstream@11.11.0:
   version "11.11.0"
-  resolved "https://registry.npmjs.org/xstream/-/xstream-11.11.0.tgz#2c963cf0a6cb3eafecb57eaeae16c9850235b422"
+  resolved "https://registry.yarnpkg.com/xstream/-/xstream-11.11.0.tgz#2c963cf0a6cb3eafecb57eaeae16c9850235b422"
   integrity sha512-0zF3PLsHrmbToPBgX1jYZFNw+t5octSFJgVRH44HGlGBBjY7gscvDQOZvty8IQV15Snia1RcLPECWDfEaE4aXg==
   dependencies:
     symbol-observable "1.2.0"