diff --git a/package-lock.json b/package-lock.json
index ef7d817..a318bc1 100644
--- a/package-lock.json
+++ b/package-lock.json
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@@ -14450,12 +14523,6 @@
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       }
     },
-    "yeast": {
-      "version": "0.1.2",
-      "resolved": "https://registry.npmjs.org/yeast/-/yeast-0.1.2.tgz",
-      "integrity": "sha1-AI4G2AlDIMNy28L47XagymyKxBk=",
-      "dev": true
-    },
     "yn": {
       "version": "3.1.0",
       "resolved": "https://registry.npmjs.org/yn/-/yn-3.1.0.tgz",
diff --git a/package.json b/package.json
old mode 100755
new mode 100644
index c4ea06c..0370373
--- a/package.json
+++ b/package.json
@@ -41,7 +41,7 @@
     "codelyzer": "^5.1.2",
     "jasmine-core": "~3.4.0",
     "jasmine-spec-reporter": "~4.2.1",
-    "karma": "~4.1.0",
+    "karma": "~6.3.16",
     "karma-chrome-launcher": "~2.2.0",
     "karma-cli": "~2.0.0",
     "karma-coverage-istanbul-reporter": "^2.0.5",