diff --git a/package-lock.json b/package-lock.json
index ee95f3f..b49bb66 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -663,7 +663,7 @@
     },
     "node_modules/babel-code-frame/node_modules/chalk": {
       "version": "1.1.3",
-      "resolved": "http://registry.npmjs.org/chalk/-/chalk-1.1.3.tgz",
+      "resolved": "https://registry.npmjs.org/chalk/-/chalk-1.1.3.tgz",
       "integrity": "sha1-qBFcVeSnAv5NFQq9OHKCKn4J/Jg=",
       "dev": true,
       "dependencies": {
@@ -1906,7 +1906,7 @@
     },
     "node_modules/form-data/node_modules/combined-stream": {
       "version": "1.0.6",
-      "resolved": "http://registry.npmjs.org/combined-stream/-/combined-stream-1.0.6.tgz",
+      "resolved": "https://registry.npmjs.org/combined-stream/-/combined-stream-1.0.6.tgz",
       "integrity": "sha1-cj599ugBrFYTETp+RFqbactjKBg=",
       "dev": true,
       "dependencies": {
@@ -6635,9 +6635,9 @@
       }
     },
     "node_modules/ws": {
-      "version": "5.2.2",
-      "resolved": "https://registry.npmjs.org/ws/-/ws-5.2.2.tgz",
-      "integrity": "sha512-jaHFD6PFv6UgoIVda6qZllptQsMlDEJkTQcybzzXDYM1XO9Y8em691FGMPmM46WGyLU4z9KMgQN+qrux/nhlHA==",
+      "version": "5.2.4",
+      "resolved": "https://registry.npmjs.org/ws/-/ws-5.2.4.tgz",
+      "integrity": "sha512-fFCejsuC8f9kOSu9FYaOw8CdO68O3h5v0lg4p74o8JqWpwTf9tniOD+nOB78aWoVSS6WptVUmDrp/KPsMVBWFQ==",
       "dev": true,
       "dependencies": {
         "async-limiter": "~1.0.0"