diff --git a/package-lock.json b/package-lock.json
index 30d077e..2db0bcc 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1433,9 +1433,9 @@
       "integrity": "sha512-+Ryf6g3BKoRc7jfp7ad8tM4TtMiaWvbF/1/sQcZPkkS7ag3D5nMBCe2UfOTONtAkaG0tO0ij3C5Lwmf1EiyjHg=="
     },
     "async": {
-      "version": "2.6.3",
-      "resolved": "https://registry.npmjs.org/async/-/async-2.6.3.tgz",
-      "integrity": "sha512-zflvls11DCy+dQWzTW2dzuilv8Z5X/pjfmZOWba6TNIVDm+2UDaJmXSOXlasHKfNBs8oo3M0aT50fDEWfKZjXg==",
+      "version": "2.6.4",
+      "resolved": "https://registry.npmjs.org/async/-/async-2.6.4.tgz",
+      "integrity": "sha512-mzo5dfJYwAn29PeiJ0zvwTo04zj8HDJj0Mn8TD7sno7q12prdbnasKJHhkm2c1LgrhlJ0teaea8860oxi51mGA==",
       "requires": {
         "lodash": "^4.17.14"
       }
diff --git a/yarn.lock b/yarn.lock
index 33be7b4..36108d8 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1315,9 +1315,9 @@ async-limiter@~1.0.0:
   integrity sha512-csOlWGAcRFJaI6m+F2WKdnMKr4HhdhFVBk0H/QbJFMCr+uO2kwohwXQPxw/9OCxp05r5ghVBFSyioixx3gfkNQ==
 
 async@^2.4.0:
-  version "2.6.3"
-  resolved "https://registry.yarnpkg.com/async/-/async-2.6.3.tgz#d72625e2344a3656e3a3ad4fa749fa83299d82ff"
-  integrity sha512-zflvls11DCy+dQWzTW2dzuilv8Z5X/pjfmZOWba6TNIVDm+2UDaJmXSOXlasHKfNBs8oo3M0aT50fDEWfKZjXg==
+  version "2.6.4"
+  resolved "https://registry.yarnpkg.com/async/-/async-2.6.4.tgz#706b7ff6084664cd7eae713f6f965433b5504221"
+  integrity sha512-mzo5dfJYwAn29PeiJ0zvwTo04zj8HDJj0Mn8TD7sno7q12prdbnasKJHhkm2c1LgrhlJ0teaea8860oxi51mGA==
   dependencies:
     lodash "^4.17.14"
 
@@ -1899,11 +1899,6 @@ cssstyle@^1.0.0:
   dependencies:
     cssom "0.3.x"
 
-ctx-polyfill@^1.1.4:
-  version "1.1.4"
-  resolved "https://registry.yarnpkg.com/ctx-polyfill/-/ctx-polyfill-1.1.4.tgz#08420bc5c540d08ac36d05720ca503c65e302d65"
-  integrity sha1-CEILxcVA0IrDbQVyDKUDxl4wLWU=
-
 dashdash@^1.12.0:
   version "1.14.1"
   resolved "https://registry.yarnpkg.com/dashdash/-/dashdash-1.14.1.tgz#853cfa0f7cbe2fed5de20326b8dd581035f6e2f0"
@@ -3950,9 +3945,9 @@ lodash.unescape@4.0.1:
   integrity sha1-vyJJiGzlFM2hEvrpIYzcBlIR/Jw=
 
 lodash@^4.17.10, lodash@^4.17.11, lodash@^4.17.12, lodash@^4.17.13, lodash@^4.17.14, lodash@^4.17.5, lodash@^4.3.0:
-  version "4.17.15"
-  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.15.tgz#b447f6670a0455bbfeedd11392eff330ea097548"
-  integrity sha512-8xOcRHvCjnocdS5cpwXQXVzmmh5e5+saE2QGoeQmbKmRS6J3VQppPOIt0MnmE+4xlZoumy0GPG0D0MVIQbNA1A==
+  version "4.17.21"
+  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.21.tgz#679591c564c3bffaae8454cf0b3df370c3d6911c"
+  integrity sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg==
 
 log-symbols@^2.2.0:
   version "2.2.0"
@@ -5099,13 +5094,6 @@ react-native-audio@^4.3.0:
   resolved "https://registry.yarnpkg.com/react-native-audio/-/react-native-audio-4.3.0.tgz#fae22b81f6a4dda706fd4837d0c6a89c66cf2e7e"
   integrity sha512-QQYq28eSJy+y/Ukvry0AkbwMVELAj+LcEwCVRH+7sKLqlnoBBxGd4ilhgJHjwOiC70192LueGbjXJjPPEwW3iA==
 
-react-native-canvas@^0.1.34:
-  version "0.1.34"
-  resolved "https://registry.yarnpkg.com/react-native-canvas/-/react-native-canvas-0.1.34.tgz#dd6796e741419c3fb2aef42bc59243619e1cf340"
-  integrity sha512-vFb6M4EyWfA8RNPE3effqYIDugQit0Q6ZRtRnolEhwlG7dliIfZl0e81gehP5fVQFbNZrppKM6M+wuEYJ3wL3g==
-  dependencies:
-    ctx-polyfill "^1.1.4"
-
 react-native-sound@^0.11.0:
   version "0.11.0"
   resolved "https://registry.yarnpkg.com/react-native-sound/-/react-native-sound-0.11.0.tgz#ad60b55ba8c6dc89917f381ad3713f2738de530f"