diff --git a/js/package-lock.json b/js/package-lock.json
index 5ec8f3974..db070cba7 100644
--- a/js/package-lock.json
+++ b/js/package-lock.json
@@ -2488,9 +2488,9 @@
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     },
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-      "resolved": "https://registry.npmjs.org/colors/-/colors-1.3.3.tgz",
-      "integrity": "sha512-mmGt/1pZqYRjMxB1axhTo16/snVZ5krrKkcmMeVKxzECMMXoCgnvTPp10QgHfcbQZw8Dq2jMNG6je4JlWU0gWg==",
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+      "resolved": "https://registry.npmjs.org/colors/-/colors-1.4.0.tgz",
+      "integrity": "sha512-a+UqTh4kgZg/SlGvfbzDHpgRu7AAQOmmqRHJnxhRZICKFUT91brVhNNt58CMWU9PsBbv3PDCZUHbVxuDiH2mtA==",
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     },
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@@ -3398,9 +3398,9 @@
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-      "resolved": "https://registry.npmjs.org/eventemitter3/-/eventemitter3-3.1.2.tgz",
-      "integrity": "sha512-tvtQIeLVHjDkJYnzf2dgVMxfuSGJeM/7UCG17TT4EumTfNtF+0nebF/4zWOIkCreAbtNqhGEboB6BWrwqNaw4Q==",
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/eventemitter3/-/eventemitter3-4.0.0.tgz",
+      "integrity": "sha512-qerSRB0p+UDEssxTtm6EDKcE7W4OaoisfIMl4CngyEhjpYglocpNg6UEqCvemdGhosAsg4sO2dXJOdyBifPGCg==",
       "dev": true
     },
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@@ -3724,9 +3724,9 @@
       }
     },
     "follow-redirects": {
-      "version": "1.8.1",
-      "resolved": "https://registry.npmjs.org/follow-redirects/-/follow-redirects-1.8.1.tgz",
-      "integrity": "sha512-micCIbldHioIegeKs41DoH0KS3AXfFzgS30qVkM6z/XOE/GJgvmsoc839NUqa1B9udYe9dQxgv7KFwng6+p/dw==",
+      "version": "1.9.0",
+      "resolved": "https://registry.npmjs.org/follow-redirects/-/follow-redirects-1.9.0.tgz",
+      "integrity": "sha512-CRcPzsSIbXyVDl0QI01muNDu69S8trU4jArW9LpOt2WtC6LyUJetcIrmfHsRBx7/Jb6GHJUiuqyYxPooFfNt6A==",
       "dev": true,
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@@ -4714,12 +4714,12 @@
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     "http-proxy": {
-      "version": "1.17.0",
-      "resolved": "https://registry.npmjs.org/http-proxy/-/http-proxy-1.17.0.tgz",
-      "integrity": "sha512-Taqn+3nNvYRfJ3bGvKfBSRwy1v6eePlm3oc/aWVxZp57DQr5Eq3xhKJi7Z4hZpS8PC3H4qI+Yly5EmFacGuA/g==",
+      "version": "1.18.0",
+      "resolved": "https://registry.npmjs.org/http-proxy/-/http-proxy-1.18.0.tgz",
+      "integrity": "sha512-84I2iJM/n1d4Hdgc6y2+qY5mDaz2PUVjlg9znE9byl+q0uC3DeByqBGReQu5tpLK0TAqTIXScRUV+dg7+bUPpQ==",
       "dev": true,
       "requires": {
-        "eventemitter3": "^3.0.0",
+        "eventemitter3": "^4.0.0",
         "follow-redirects": "^1.0.0",
         "requires-port": "^1.0.0"
       }
@@ -5234,9 +5234,9 @@
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     "karma": {
-      "version": "4.3.0",
-      "resolved": "https://registry.npmjs.org/karma/-/karma-4.3.0.tgz",
-      "integrity": "sha512-NSPViHOt+RW38oJklvYxQC4BSQsv737oQlr/r06pCM+slDOr4myuI1ivkRmp+3dVpJDfZt2DmaPJ2wkx+ZZuMQ==",
+      "version": "4.4.1",
+      "resolved": "https://registry.npmjs.org/karma/-/karma-4.4.1.tgz",
+      "integrity": "sha512-L5SIaXEYqzrh6b1wqYC42tNsFMx2PWuxky84pK9coK09MvmL7mxii3G3bZBh/0rvD27lqDd0le9jyhzvwif73A==",
       "dev": true,
       "requires": {
         "bluebird": "^3.3.0",
@@ -5245,7 +5245,6 @@
         "chokidar": "^3.0.0",
         "colors": "^1.1.0",
         "connect": "^3.6.0",
-        "core-js": "^3.1.3",
         "di": "^0.0.1",
         "dom-serialize": "^2.2.0",
         "flatted": "^2.0.0",
@@ -5269,9 +5268,9 @@
       },
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         "anymatch": {
-          "version": "3.0.3",
-          "resolved": "https://registry.npmjs.org/anymatch/-/anymatch-3.0.3.tgz",
-          "integrity": "sha512-c6IvoeBECQlMVuYUjSwimnhmztImpErfxJzWZhIQinIvQWoGOnB0dLIgifbPHQt5heS6mNlaZG16f06H3C8t1g==",
+          "version": "3.1.1",
+          "resolved": "https://registry.npmjs.org/anymatch/-/anymatch-3.1.1.tgz",
+          "integrity": "sha512-mM8522psRCqzV+6LhomX5wgp25YVibjh8Wj23I5RPkPppSVSjyKD2A2mBJmWGa+KN7f2D6LNh9jkBCeyLktzjg==",
           "dev": true,
           "requires": {
             "normalize-path": "^3.0.0",
@@ -5294,27 +5293,21 @@
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         },
         "chokidar": {
-          "version": "3.0.2",
-          "resolved": "https://registry.npmjs.org/chokidar/-/chokidar-3.0.2.tgz",
-          "integrity": "sha512-c4PR2egjNjI1um6bamCQ6bUNPDiyofNQruHvKgHQ4gDUP/ITSVSzNsiI5OWtHOsX323i5ha/kk4YmOZ1Ktg7KA==",
+          "version": "3.2.2",
+          "resolved": "https://registry.npmjs.org/chokidar/-/chokidar-3.2.2.tgz",
+          "integrity": "sha512-bw3pm7kZ2Wa6+jQWYP/c7bAZy3i4GwiIiMO2EeRjrE48l8vBqC/WvFhSF0xyM8fQiPEGvwMY/5bqDG7sSEOuhg==",
           "dev": true,
           "requires": {
-            "anymatch": "^3.0.1",
-            "braces": "^3.0.2",
-            "fsevents": "^2.0.6",
-            "glob-parent": "^5.0.0",
-            "is-binary-path": "^2.1.0",
-            "is-glob": "^4.0.1",
-            "normalize-path": "^3.0.0",
-            "readdirp": "^3.1.1"
+            "anymatch": "~3.1.1",
+            "braces": "~3.0.2",
+            "fsevents": "~2.1.1",
+            "glob-parent": "~5.1.0",
+            "is-binary-path": "~2.1.0",
+            "is-glob": "~4.0.1",
+            "normalize-path": "~3.0.0",
+            "readdirp": "~3.2.0"
           }
         },
-        "core-js": {
-          "version": "3.2.1",
-          "resolved": "https://registry.npmjs.org/core-js/-/core-js-3.2.1.tgz",
-          "integrity": "sha512-Qa5XSVefSVPRxy2XfUC13WbvqkxhkwB3ve+pgCQveNgYzbM/UxZeu1dcOX/xr4UmfUd+muuvsaxilQzCyUurMw==",
-          "dev": true
-        },
         "fill-range": {
           "version": "7.0.1",
           "resolved": "https://registry.npmjs.org/fill-range/-/fill-range-7.0.1.tgz",
@@ -5325,16 +5318,16 @@
           }
         },
         "fsevents": {
-          "version": "2.0.7",
-          "resolved": "https://registry.npmjs.org/fsevents/-/fsevents-2.0.7.tgz",
-          "integrity": "sha512-a7YT0SV3RB+DjYcppwVDLtn13UQnmg0SWZS7ezZD0UjnLwXmy8Zm21GMVGLaFGimIqcvyMQaOJBrop8MyOp1kQ==",
+          "version": "2.1.1",
+          "resolved": "https://registry.npmjs.org/fsevents/-/fsevents-2.1.1.tgz",
+          "integrity": "sha512-4FRPXWETxtigtJW/gxzEDsX1LVbPAM93VleB83kZB+ellqbHMkyt2aJfuzNLRvFPnGi6bcE5SvfxgbXPeKteJw==",
           "dev": true,
           "optional": true
         },
         "glob-parent": {
-          "version": "5.0.0",
-          "resolved": "https://registry.npmjs.org/glob-parent/-/glob-parent-5.0.0.tgz",
-          "integrity": "sha512-Z2RwiujPRGluePM6j699ktJYxmPpJKCfpGA13jz2hmFZC7gKetzrWvg5KN3+OsIFmydGyZ1AVwERCq1w/ZZwRg==",
+          "version": "5.1.0",
+          "resolved": "https://registry.npmjs.org/glob-parent/-/glob-parent-5.1.0.tgz",
+          "integrity": "sha512-qjtRgnIVmOfnKUE3NJAQEdk+lKrxfw8t5ke7SXtfMTHcjsBfOfWXCQfdb30zfDoZQ2IRSIiidmjtbHZPZ++Ihw==",
           "dev": true,
           "requires": {
             "is-glob": "^4.0.1"
@@ -5365,9 +5358,9 @@
           "dev": true
         },
         "readdirp": {
-          "version": "3.1.2",
-          "resolved": "https://registry.npmjs.org/readdirp/-/readdirp-3.1.2.tgz",
-          "integrity": "sha512-8rhl0xs2cxfVsqzreYCvs8EwBfn/DhVdqtoLmw19uI3SC5avYX9teCurlErfpPXGmYtMHReGaP2RsLnFvz/lnw==",
+          "version": "3.2.0",
+          "resolved": "https://registry.npmjs.org/readdirp/-/readdirp-3.2.0.tgz",
+          "integrity": "sha512-crk4Qu3pmXwgxdSgGhgA/eXiJAPQiX4GMOZZMXnqKxHX7TaoL+3gQVo/WeuAiogr07DpnfjIMpXXa+PAIvwPGQ==",
           "dev": true,
           "requires": {
             "picomatch": "^2.0.4"
diff --git a/js/package.json b/js/package.json
index 0502ee170..5c0847d63 100644
--- a/js/package.json
+++ b/js/package.json
@@ -32,7 +32,7 @@
     "@babel/preset-env": "^7.6.3",
     "babel-loader": "^8.0.6",
     "css-loader": "^3.2.0",
-    "karma": "^4.3.0",
+    "karma": "^4.4.1",
     "mini-css-extract-plugin": "^0.8.0",
     "style-loader": "^1.0.0",
     "uglifyjs-webpack-plugin": "^2.2.0",