diff --git a/yarn.lock b/yarn.lock
index 182fda8..61c1b31 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -23,7 +23,7 @@ async@~1.0.0:
 
 axios@^0.18.0:
   version "0.18.0"
-  resolved "http://registry.npmjs.org/axios/-/axios-0.18.0.tgz#32d53e4851efdc0a11993b6cd000789d70c05102"
+  resolved "https://registry.npmjs.org/axios/-/axios-0.18.0.tgz#32d53e4851efdc0a11993b6cd000789d70c05102"
   dependencies:
     follow-redirects "^1.3.0"
     is-buffer "^1.1.5"
@@ -151,7 +151,7 @@ etag@~1.8.1:
 
 express@^4.16.3:
   version "4.16.3"
-  resolved "http://registry.npmjs.org/express/-/express-4.16.3.tgz#6af8a502350db3246ecc4becf6b5a34d22f7ed53"
+  resolved "https://registry.npmjs.org/express/-/express-4.16.3.tgz#6af8a502350db3246ecc4becf6b5a34d22f7ed53"
   dependencies:
     accepts "~1.3.5"
     array-flatten "1.1.1"
@@ -244,7 +244,7 @@ http-errors@1.6.2:
 
 http-errors@1.6.3, http-errors@~1.6.2, http-errors@~1.6.3:
   version "1.6.3"
-  resolved "http://registry.npmjs.org/http-errors/-/http-errors-1.6.3.tgz#8b55680bb4be283a0b5bf4ea2e38580be1d9320d"
+  resolved "https://registry.npmjs.org/http-errors/-/http-errors-1.6.3.tgz#8b55680bb4be283a0b5bf4ea2e38580be1d9320d"
   dependencies:
     depd "~1.1.2"
     inherits "2.0.3"
@@ -252,8 +252,8 @@ http-errors@1.6.3, http-errors@~1.6.2, http-errors@~1.6.3:
     statuses ">= 1.4.0 < 2"
 
 i@0.3.x:
-  version "0.3.6"
-  resolved "https://registry.yarnpkg.com/i/-/i-0.3.6.tgz#d96c92732076f072711b6b10fd7d4f65ad8ee23d"
+  version "0.3.7"
+  resolved "https://registry.yarnpkg.com/i/-/i-0.3.7.tgz#2a7437a923d59c14b17243dc63a549af24d85799"
 
 iconv-lite@0.4.19:
   version "0.4.19"
@@ -326,11 +326,11 @@ 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"
 
 mkdirp@0.x.x:
   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"
 
@@ -348,7 +348,7 @@ mute-stream@~0.0.4:
 
 ncp@1.0.x:
   version "1.0.1"
-  resolved "http://registry.npmjs.org/ncp/-/ncp-1.0.1.tgz#d15367e5cb87432ba117d2bf80fdf45aecfb4246"
+  resolved "https://registry.npmjs.org/ncp/-/ncp-1.0.1.tgz#d15367e5cb87432ba117d2bf80fdf45aecfb4246"
 
 negotiator@0.6.1:
   version "0.6.1"
@@ -555,7 +555,7 @@ vary@~1.1.2:
 
 winston@2.1.x:
   version "2.1.1"
-  resolved "http://registry.npmjs.org/winston/-/winston-2.1.1.tgz#3c9349d196207fd1bdff9d4bc43ef72510e3a12e"
+  resolved "https://registry.npmjs.org/winston/-/winston-2.1.1.tgz#3c9349d196207fd1bdff9d4bc43ef72510e3a12e"
   dependencies:
     async "~1.0.0"
     colors "1.0.x"