diff --git a/package-lock.json b/package-lock.json
index 394a55a..4eb1521 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -4420,9 +4420,12 @@
       "dev": true
     },
     "pusher-js": {
-      "version": "5.0.3",
-      "resolved": "https://registry.npmjs.org/pusher-js/-/pusher-js-5.0.3.tgz",
-      "integrity": "sha512-vbaflcd8LYaErJ0LrXZyLQ+meMuD3N2kl9hXUrj22VZLsKyfRFbXS3eCb6/2erQLFeHcnbkWPyBvxya+706+zw=="
+      "version": "7.0.3",
+      "resolved": "https://registry.npmjs.org/pusher-js/-/pusher-js-7.0.3.tgz",
+      "integrity": "sha512-HIfCvt00CAqgO4W0BrdpPsDcAwy51rB6DN0VMC+JeVRRbo8mn3XTeUeIFjmmlRLZLX8rPhUtLRo7vPag6b8GCw==",
+      "requires": {
+        "tweetnacl": "^1.0.3"
+      }
     },
     "randomatic": {
       "version": "1.1.7",
@@ -5147,6 +5150,11 @@
       "integrity": "sha512-4krF8scpejhaOgqzBEcGM7yDIEfi0/8+8zDRZhNZZ2kjmHJ4hv3zCbQWxoJGz1iw5U0Jl0nma13xzHXcncMavQ==",
       "dev": true
     },
+    "tweetnacl": {
+      "version": "1.0.3",
+      "resolved": "https://registry.npmjs.org/tweetnacl/-/tweetnacl-1.0.3.tgz",
+      "integrity": "sha512-6rt+RN7aOi1nGMyC4Xa5DdYiukl2UWCbcJft7YhxReBGQD7OAM8Pbxw6YMo4r2diNEA8FEmu32YOn9rhaiE5yw=="
+    },
     "type-check": {
       "version": "0.3.2",
       "resolved": "https://registry.npmjs.org/type-check/-/type-check-0.3.2.tgz",
diff --git a/package.json b/package.json
index 506ae2d..78fa842 100644
--- a/package.json
+++ b/package.json
@@ -31,7 +31,7 @@
         "d3-request": "1.0.6",
         "jssha": "2.3.1",
         "object-assign": "^4.1.1",
-        "pusher-js": "5.0.3",
+        "pusher-js": "7.0.3",
         "xmlhttprequest": "1.8.0"
     },
     "devDependencies": {