diff --git a/yarn.lock b/yarn.lock
index 2135bd8..15842db 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -117,7 +117,7 @@
 
 "@types/rx@*":
   version "4.1.1"
-  resolved "http://registry.npmjs.org/@types/rx/-/rx-4.1.1.tgz#598fc94a56baed975f194574e0f572fd8e627a48"
+  resolved "https://registry.npmjs.org/@types/rx/-/rx-4.1.1.tgz#598fc94a56baed975f194574e0f572fd8e627a48"
   dependencies:
     "@types/rx-core" "*"
     "@types/rx-core-binding" "*"
@@ -165,7 +165,7 @@ ajv@^6.5.3:
 
 ansi-escapes@^3.0.0:
   version "3.1.0"
-  resolved "http://registry.npmjs.org/ansi-escapes/-/ansi-escapes-3.1.0.tgz#f73207bb81207d75fd6c83f125af26eea378ca30"
+  resolved "https://registry.npmjs.org/ansi-escapes/-/ansi-escapes-3.1.0.tgz#f73207bb81207d75fd6c83f125af26eea378ca30"
 
 ansi-regex@^3.0.0:
   version "3.0.0"
@@ -1118,8 +1118,9 @@ levn@~0.3.0:
     type-check "~0.3.2"
 
 lodash@^4.17.10:
-  version "4.17.11"
-  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.11.tgz#b39ea6229ef607ecd89e2c8df12536891cac9b8d"
+  version "4.17.21"
+  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.21.tgz#679591c564c3bffaae8454cf0b3df370c3d6911c"
+  integrity sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg==
 
 make-error@^1.1.1:
   version "1.3.5"
@@ -1190,11 +1191,11 @@ minimatch@^3.0.4:
 
 minimist@0.0.8:
   version "0.0.8"
-  resolved "http://registry.npmjs.org/minimist/-/minimist-0.0.8.tgz#857fcabfc3397d2625b8228262e86aa7a011b05d"
+  resolved "https://registry.npmjs.org/minimist/-/minimist-0.0.8.tgz#857fcabfc3397d2625b8228262e86aa7a011b05d"
 
 minimist@1.2.0, minimist@^1.2.0:
   version "1.2.0"
-  resolved "http://registry.npmjs.org/minimist/-/minimist-1.2.0.tgz#a35008b20f41383eec1fb914f4cd5df79a264284"
+  resolved "https://registry.npmjs.org/minimist/-/minimist-1.2.0.tgz#a35008b20f41383eec1fb914f4cd5df79a264284"
 
 mixin-deep@^1.2.0:
   version "1.3.1"
@@ -1206,7 +1207,7 @@ mixin-deep@^1.2.0:
 
 mkdirp@^0.5.1:
   version "0.5.1"
-  resolved "http://registry.npmjs.org/mkdirp/-/mkdirp-0.5.1.tgz#30057438eac6cf7f8c4767f38648d6697d75c903"
+  resolved "https://registry.npmjs.org/mkdirp/-/mkdirp-0.5.1.tgz#30057438eac6cf7f8c4767f38648d6697d75c903"
   dependencies:
     minimist "0.0.8"
 
@@ -1776,7 +1777,7 @@ throttleit@^1.0.0:
 
 through@^2.3.6:
   version "2.3.8"
-  resolved "http://registry.npmjs.org/through/-/through-2.3.8.tgz#0dd4c9ffaabc357960b1b724115d7e0e86a2e1f5"
+  resolved "https://registry.npmjs.org/through/-/through-2.3.8.tgz#0dd4c9ffaabc357960b1b724115d7e0e86a2e1f5"
 
 tmp@^0.0.33:
   version "0.0.33"