diff --git a/package-lock.json b/package-lock.json
index ccaff22..0744ddd 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -16,7 +16,6 @@
       },
       "devDependencies": {
         "ava": "~0.25.0",
-        "bluebird": "~3.5.1",
         "eslint": "~4.18.2",
         "eslint-config-prettier": "~2.9.0",
         "eslint-plugin-prettier": "~2.6.0",
diff --git a/package.json b/package.json
index aad1075..9b876dd 100644
--- a/package.json
+++ b/package.json
@@ -45,7 +45,7 @@
   "dependencies": {
     "dayjs": "1.11.7",
     "debug": "4.3.4",
-    "tough-cookie": "4.1.3",
+    "tough-cookie": "5.0.0",
     "uuid": "9.0.0"
   }
 }