diff --git a/package-lock.json b/package-lock.json
index f0f5521..3e92ced 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -307,7 +307,7 @@
                 },
                 "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,
                     "requires": {
@@ -320,7 +320,7 @@
                 },
                 "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": {
@@ -1802,7 +1802,7 @@
         },
         "is-accessor-descriptor": {
             "version": "0.1.6",
-            "resolved": "http://registry.npmjs.org/is-accessor-descriptor/-/is-accessor-descriptor-0.1.6.tgz",
+            "resolved": "https://registry.npmjs.org/is-accessor-descriptor/-/is-accessor-descriptor-0.1.6.tgz",
             "integrity": "sha1-qeEss66Nh2cn7u84Q/igiXtcmNY=",
             "dev": true,
             "requires": {
@@ -1851,7 +1851,7 @@
         },
         "is-data-descriptor": {
             "version": "0.1.4",
-            "resolved": "http://registry.npmjs.org/is-data-descriptor/-/is-data-descriptor-0.1.4.tgz",
+            "resolved": "https://registry.npmjs.org/is-data-descriptor/-/is-data-descriptor-0.1.4.tgz",
             "integrity": "sha1-C17mSDiOLIYCgueT8YVv7D8wG1Y=",
             "dev": true,
             "requires": {
@@ -3258,9 +3258,9 @@
             }
         },
         "ws": {
-            "version": "6.1.2",
-            "resolved": "https://registry.npmjs.org/ws/-/ws-6.1.2.tgz",
-            "integrity": "sha512-rfUqzvz0WxmSXtJpPMX2EeASXabOrSMk1ruMOV3JBTBjo4ac2lDjGGsbQSyxj8Odhw5fBib8ZKEjDNvgouNKYw==",
+            "version": "6.2.2",
+            "resolved": "https://registry.npmjs.org/ws/-/ws-6.2.2.tgz",
+            "integrity": "sha512-zmhltoSR8u1cnDsD43TX59mzoMZsLKqUweyYBAIvTngR3shc0W6aOZylZmq/7hqyVxPdi+5Ud2QInblgyE72fw==",
             "requires": {
                 "async-limiter": "~1.0.0"
             }