diff --git a/package-lock.json b/package-lock.json
index 64578a8..05e56d2 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -489,7 +489,7 @@
         },
         "slice-ansi": {
           "version": "0.0.4",
-          "resolved": "http://registry.npmjs.org/slice-ansi/-/slice-ansi-0.0.4.tgz",
+          "resolved": "https://registry.npmjs.org/slice-ansi/-/slice-ansi-0.0.4.tgz",
           "integrity": "sha1-7b+JA/ZvfOL46v1s7tZeJkyDGzU=",
           "dev": true
         },
@@ -506,7 +506,7 @@
         },
         "strip-ansi": {
           "version": "3.0.1",
-          "resolved": "http://registry.npmjs.org/strip-ansi/-/strip-ansi-3.0.1.tgz",
+          "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-3.0.1.tgz",
           "integrity": "sha1-ajhfuIU9lS1f8F0Oiq+UJ43GPc8=",
           "dev": true,
           "requires": {
@@ -2676,7 +2676,7 @@
     "mkdirp": {
       "version": "0.5.1",
       "resolved": "http://registry.npmjs.org/mkdirp/-/mkdirp-0.5.1.tgz",
-      "integrity": "sha1-MAV0OOrGz3+MR2fzhkjWaX11yQM=",
+      "integrity": "sha512-SknJC52obPfGQPnjIkXbmA6+5H15E+fR+E4iR2oQ3zzCLbd7/ONua69R/Gw7AgkTLsRG+r5fzksYwWe1AgTyWA==",
       "dev": true,
       "requires": {
         "minimist": "0.0.8"