diff --git a/package-lock.json b/package-lock.json
index e57fae6..39e73ad 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -296,7 +296,7 @@
                 },
                 "util": {
                     "version": "0.10.3",
-                    "resolved": "http://registry.npmjs.org/util/-/util-0.10.3.tgz",
+                    "resolved": "https://registry.npmjs.org/util/-/util-0.10.3.tgz",
                     "integrity": "sha1-evsa/lCAUkZInj23/g7TeTNqwPk=",
                     "dev": true,
                     "requires": {
@@ -1006,7 +1006,7 @@
         },
         "convert-source-map": {
             "version": "1.1.3",
-            "resolved": "http://registry.npmjs.org/convert-source-map/-/convert-source-map-1.1.3.tgz",
+            "resolved": "https://registry.npmjs.org/convert-source-map/-/convert-source-map-1.1.3.tgz",
             "integrity": "sha1-SCnId+n+SbMWHzvzZziI4gRpmGA=",
             "dev": true
         },
@@ -1023,13 +1023,21 @@
             "dev": true
         },
         "copy-props": {
-            "version": "2.0.4",
-            "resolved": "https://registry.npmjs.org/copy-props/-/copy-props-2.0.4.tgz",
-            "integrity": "sha512-7cjuUME+p+S3HZlbllgsn2CDwS+5eCCX16qBgNC4jgSTf49qR1VKy/Zhl400m0IQXl/bPGEVqncgUUMjrr4s8A==",
+            "version": "2.0.5",
+            "resolved": "https://registry.npmjs.org/copy-props/-/copy-props-2.0.5.tgz",
+            "integrity": "sha512-XBlx8HSqrT0ObQwmSzM7WE5k8FxTV75h1DX1Z3n6NhQ/UYYAvInWYmG06vFt7hQZArE2fuO62aihiWIVQwh1sw==",
             "dev": true,
             "requires": {
-                "each-props": "^1.3.0",
-                "is-plain-object": "^2.0.1"
+                "each-props": "^1.3.2",
+                "is-plain-object": "^5.0.0"
+            },
+            "dependencies": {
+                "is-plain-object": {
+                    "version": "5.0.0",
+                    "resolved": "https://registry.npmjs.org/is-plain-object/-/is-plain-object-5.0.0.tgz",
+                    "integrity": "sha512-VRSzKkbMm5jMDoKLbltAkFQ5Qr7VDiTFGXxYFXXowVj387GeGNOCsOH6Msy00SGZ3Fp84b1Naa1psqgcCIEP5Q==",
+                    "dev": true
+                }
             }
         },
         "core-js": {
@@ -2958,7 +2966,7 @@
                 },
                 "webrtc-adapter": {
                     "version": "1.4.0",
-                    "resolved": "http://registry.npmjs.org/webrtc-adapter/-/webrtc-adapter-1.4.0.tgz",
+                    "resolved": "https://registry.npmjs.org/webrtc-adapter/-/webrtc-adapter-1.4.0.tgz",
                     "integrity": "sha1-WCiaY9BUxls2+w7zieovbQx/XZg=",
                     "requires": {
                         "sdp": "^1.0.0"
@@ -4307,7 +4315,7 @@
         },
         "readable-stream": {
             "version": "2.3.6",
-            "resolved": "http://registry.npmjs.org/readable-stream/-/readable-stream-2.3.6.tgz",
+            "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.3.6.tgz",
             "integrity": "sha512-tQtKA9WIAhBF3+VLAseyMqZeBjW0AHJoxOtYqSUZNJxauErmLbVm2FW1y+J/YA9dUrAC39ITejlZWhVIwawkKw==",
             "dev": true,
             "requires": {