diff --git a/composer.json b/composer.json
index a556cb5..32fe823 100644
--- a/composer.json
+++ b/composer.json
@@ -4,7 +4,7 @@
         "ezyang/htmlpurifier": "^4.7",
         "predis/predis": "^1.1.1",
         "grpc/grpc": "^1.27.0",
-        "google/protobuf": "3.11.4",
+        "google/protobuf": "3.15.0",
         "league/oauth2-client": "2.2",
         "wohali/oauth2-discord-new": "1.0",
         "restcord/restcord": "^0.4.0",
diff --git a/composer.lock b/composer.lock
index 83f37d0..7598162 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "d71a1cbf6ab14c6dae1a3aa9a6b27fc9",
+    "content-hash": "7ae0c18cd2c2919623bec381953d0675",
     "packages": [
         {
             "name": "clue/stream-filter",
@@ -162,16 +162,16 @@
         },
         {
             "name": "google/protobuf",
-            "version": "v3.11.4",
+            "version": "v3.15.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/protocolbuffers/protobuf-php.git",
-                "reference": "a5001eb559dcaac0bf6d8c7edc52b3828c618185"
+                "reference": "758a0ef01c7bdf20d7ff31295d2af872547cc072"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/protocolbuffers/protobuf-php/zipball/a5001eb559dcaac0bf6d8c7edc52b3828c618185",
-                "reference": "a5001eb559dcaac0bf6d8c7edc52b3828c618185",
+                "url": "https://api.github.com/repos/protocolbuffers/protobuf-php/zipball/758a0ef01c7bdf20d7ff31295d2af872547cc072",
+                "reference": "758a0ef01c7bdf20d7ff31295d2af872547cc072",
                 "shasum": ""
             },
             "require": {
@@ -199,7 +199,11 @@
             "keywords": [
                 "proto"
             ],
-            "time": "2020-02-14T22:17:05+00:00"
+            "support": {
+                "issues": "https://github.com/protocolbuffers/protobuf-php/issues",
+                "source": "https://github.com/protocolbuffers/protobuf-php/tree/v3.15.0"
+            },
+            "time": "2021-02-18T22:06:03+00:00"
         },
         {
             "name": "grpc/grpc",
@@ -2340,5 +2344,6 @@
     "prefer-stable": false,
     "prefer-lowest": false,
     "platform": [],
-    "platform-dev": []
+    "platform-dev": [],
+    "plugin-api-version": "2.2.0"
 }