diff --git a/package-lock.json b/package-lock.json
index fb961fb..eb69705 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -573,9 +573,19 @@
             "integrity": "sha1-U10EXOa2Nj+kARcIRimZXp3zJMc="
         },
         "tough-cookie": {
-            "version": "2.0.0",
-            "resolved": "https://registry.npmjs.org/tough-cookie/-/tough-cookie-2.0.0.tgz",
-            "integrity": "sha1-Qc4Icgs1z5C+sETdJgn7GekocY8="
+            "version": "2.3.3",
+            "resolved": "https://registry.npmjs.org/tough-cookie/-/tough-cookie-2.3.3.tgz",
+            "integrity": "sha1-C2GKVWW23qkL80JdBNVe3EdadWE=",
+            "requires": {
+                "punycode": "^1.4.1"
+            },
+            "dependencies": {
+                "punycode": {
+                    "version": "1.4.1",
+                    "resolved": "https://registry.npmjs.org/punycode/-/punycode-1.4.1.tgz",
+                    "integrity": "sha1-wNWmOycYgArY4esPpSachN1BhF4="
+                }
+            }
         },
         "tough-cookie-filestore": {
             "version": "0.0.1",
diff --git a/package.json b/package.json
index b82be53..bae249c 100644
--- a/package.json
+++ b/package.json
@@ -8,7 +8,7 @@
         "PrettyCSS": "0.3.x",
         "html": "0.0.7",
         "cheerio": "0.17.0",
-        "tough-cookie": "2.0.0",
+        "tough-cookie": "2.3.3",
         "tough-cookie-filestore": "0.0.1",
         "winston": "2.2.0"
     }