diff --git a/package-lock.json b/package-lock.json
index 4123cc5..8c3475b 100644
--- a/package-lock.json
+++ b/package-lock.json
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-        "ultron": "1.0.x"
-      }
-    },
-    "wtf-8": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/wtf-8/-/wtf-8-1.0.0.tgz",
-      "integrity": "sha1-OS2LotDxw00e4tYw8V0O+2jhBIo=",
+      "version": "8.2.3",
+      "resolved": "https://registry.npmjs.org/ws/-/ws-8.2.3.tgz",
+      "integrity": "sha512-wBuoj1BDpC6ZQ1B7DWQBYVLphPWkm8i9Y0/3YdHjHKHiohOJ1ws+3OccDWtH+PoC9DZD5WOTrJvNbWvjS6JWaA==",
       "dev": true
     },
     "xhr": {
@@ -15437,12 +15103,6 @@
         }
       }
     },
-    "xmlhttprequest-ssl": {
-      "version": "1.5.3",
-      "resolved": "https://registry.npmjs.org/xmlhttprequest-ssl/-/xmlhttprequest-ssl-1.5.3.tgz",
-      "integrity": "sha1-GFqIjATspGw+QHDZn3tJ3jUomS0=",
-      "dev": true
-    },
     "xtend": {
       "version": "4.0.2",
       "resolved": "https://registry.npmjs.org/xtend/-/xtend-4.0.2.tgz",
@@ -15548,12 +15208,6 @@
       "requires": {
         "fd-slicer": "~1.0.1"
       }
-    },
-    "yeast": {
-      "version": "0.1.2",
-      "resolved": "https://registry.npmjs.org/yeast/-/yeast-0.1.2.tgz",
-      "integrity": "sha1-AI4G2AlDIMNy28L47XagymyKxBk=",
-      "dev": true
     }
   }
 }
diff --git a/package.json b/package.json
index 7c6e326..77c23db 100644
--- a/package.json
+++ b/package.json
@@ -49,7 +49,7 @@
     "glob": "^7.0.0",
     "html-webpack-plugin": "^4.0.0-beta.11",
     "isparta-instrumenter-loader": "^1.0.0",
-    "karma": "^0.13.9",
+    "karma": "^6.3.14",
     "karma-chai": "^0.1.0",
     "karma-coverage": "^0.5.3",
     "karma-mocha": "^0.2.0",