diff --git a/package-lock.json b/package-lock.json
index 5975f3e..5a86613 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -591,6 +591,12 @@
         "readable-stream": "^2.0.6"
       }
     },
+    "arg": {
+      "version": "4.1.1",
+      "resolved": "https://registry.npmjs.org/arg/-/arg-4.1.1.tgz",
+      "integrity": "sha512-SlmP3fEA88MBv0PypnXZ8ZfJhwmDeIE3SP71j37AiXQBXYosPV0x6uISAaHYSlSVhmHOVkomen0tbGk6Anlebw==",
+      "dev": true
+    },
     "argparse": {
       "version": "1.0.10",
       "resolved": "https://registry.npmjs.org/argparse/-/argparse-1.0.10.tgz",
@@ -5551,6 +5557,12 @@
         }
       }
     },
+    "make-error": {
+      "version": "1.3.5",
+      "resolved": "https://registry.npmjs.org/make-error/-/make-error-1.3.5.tgz",
+      "integrity": "sha512-c3sIjNUow0+8swNwVpqoH4YCShKNFkMaw6oH1mNS2haDZQqkeZFlHS3dhoeEbKKmJB4vXpJucU6oH75aDYeE9g==",
+      "dev": true
+    },
     "mamacro": {
       "version": "0.0.3",
       "resolved": "https://registry.npmjs.org/mamacro/-/mamacro-0.0.3.tgz",
@@ -9310,6 +9322,27 @@
         }
       }
     },
+    "ts-node": {
+      "version": "8.4.1",
+      "resolved": "https://registry.npmjs.org/ts-node/-/ts-node-8.4.1.tgz",
+      "integrity": "sha512-5LpRN+mTiCs7lI5EtbXmF/HfMeCjzt7DH9CZwtkr6SywStrNQC723wG+aOWFiLNn7zT3kD/RnFqi3ZUfr4l5Qw==",
+      "dev": true,
+      "requires": {
+        "arg": "^4.1.0",
+        "diff": "^4.0.1",
+        "make-error": "^1.1.1",
+        "source-map-support": "^0.5.6",
+        "yn": "^3.0.0"
+      },
+      "dependencies": {
+        "diff": {
+          "version": "4.0.1",
+          "resolved": "https://registry.npmjs.org/diff/-/diff-4.0.1.tgz",
+          "integrity": "sha512-s2+XdvhPCOF01LRQBC8hf4vhbVmI2CGS5aZnxLJlT5FtdhPCDFq80q++zK2KlrVorVDdL5BOGZ/VfLrVtYNF+Q==",
+          "dev": true
+        }
+      }
+    },
     "tslib": {
       "version": "1.9.3",
       "resolved": "https://registry.npmjs.org/tslib/-/tslib-1.9.3.tgz",
@@ -10403,6 +10436,12 @@
       "resolved": "https://registry.npmjs.org/yeast/-/yeast-0.1.2.tgz",
       "integrity": "sha1-AI4G2AlDIMNy28L47XagymyKxBk=",
       "dev": true
+    },
+    "yn": {
+      "version": "3.1.1",
+      "resolved": "https://registry.npmjs.org/yn/-/yn-3.1.1.tgz",
+      "integrity": "sha512-Ux4ygGWsu2c7isFWe8Yu1YluJmqVhxqK2cLXNQA5AcC3QfbGNpM7fu0Y8b/z16pXLnFxZYvWhd3fhBY9DLmC6Q==",
+      "dev": true
     }
   }
 }
diff --git a/package.json b/package.json
index 798af0b..cdebac7 100644
--- a/package.json
+++ b/package.json
@@ -62,6 +62,7 @@
     "sinon-chrome": "^3.0.1",
     "style-loader": "^1.0.0",
     "ts-loader": "^6.0.4",
+    "ts-node": "^8.4.1",
     "tsyringe": "^3.3.0",
     "typescript": "^3.6.2",
     "web-ext-types": "^3.2.1",