diff --git a/package-lock.json b/package-lock.json
index e84b74b..6a44891 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -11538,17 +11538,25 @@
       }
     },
     "tsify": {
-      "version": "4.0.1",
-      "resolved": "https://registry.npmjs.org/tsify/-/tsify-4.0.1.tgz",
-      "integrity": "sha512-ClznEI+pmwY5wmD0J7HCSVERwkD+l71ch3Dqyod2JuQLEsFaiNDI+vPjaGadsuVFVvmzgoI7HghrBtWsSmCDHQ==",
+      "version": "5.0.4",
+      "resolved": "https://registry.npmjs.org/tsify/-/tsify-5.0.4.tgz",
+      "integrity": "sha512-XAZtQ5OMPsJFclkZ9xMZWkSNyMhMxEPsz3D2zu79yoKorH9j/DT4xCloJeXk5+cDhosEibu4bseMVjyPOAyLJA==",
       "dev": true,
       "requires": {
         "convert-source-map": "^1.1.0",
         "fs.realpath": "^1.0.0",
         "object-assign": "^4.1.0",
-        "semver": "^5.6.0",
+        "semver": "^6.1.0",
         "through2": "^2.0.0",
         "tsconfig": "^5.0.3"
+      },
+      "dependencies": {
+        "semver": {
+          "version": "6.3.0",
+          "resolved": "https://registry.npmjs.org/semver/-/semver-6.3.0.tgz",
+          "integrity": "sha512-b39TBaTSfV6yBrapU89p5fKekE2m/NwnDocOVruQFS1/veMgdzuPcnOM34M6CwxW8jH/lxEa5rBoDeUwu5HHTw==",
+          "dev": true
+        }
       }
     },
     "tslib": {
diff --git a/package.json b/package.json
index 5c53780..1c1aac2 100644
--- a/package.json
+++ b/package.json
@@ -48,7 +48,7 @@
     "babelify": "^10.0.0",
     "cross-env": "^7.0.2",
     "patch-package": "^6.2.2",
-    "tsify": "^4.0.1",
+    "tsify": "^5.0.4",
     "typescript": "^3.8.3",
     "web-ext": "^4.2.0",
     "web-ext-types": "^3.2.1"