diff --git a/composer.json b/composer.json
index c4845cb..f6ebf95 100644
--- a/composer.json
+++ b/composer.json
@@ -16,7 +16,7 @@
         "erusev/parsedown": "^1.7",
         "kevinrob/guzzle-cache-middleware": "^3.2",
         "league/flysystem": "^1.0",
-        "doctrine/cache": "^1.7",
+        "doctrine/cache": "^2.0",
         "slim/csrf": "1.0.0",
         "sensiolabs/security-checker": "^5.0",
         "twig/extensions": "*"
diff --git a/composer.lock b/composer.lock
index e13e924..a870104 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": "d7f1070569fae88f98193830351c9f0d",
+    "content-hash": "a700615b59b5710e4f69f00d75cab512",
     "packages": [
         {
             "name": "composer/ca-bundle",
@@ -64,40 +64,39 @@
         },
         {
             "name": "doctrine/cache",
-            "version": "1.10.0",
+            "version": "2.0.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/doctrine/cache.git",
-                "reference": "382e7f4db9a12dc6c19431743a2b096041bcdd62"
+                "reference": "64d8b1dedd6ae7bb6b4c3094a44c585ec04e86b2"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/doctrine/cache/zipball/382e7f4db9a12dc6c19431743a2b096041bcdd62",
-                "reference": "382e7f4db9a12dc6c19431743a2b096041bcdd62",
+                "url": "https://api.github.com/repos/doctrine/cache/zipball/64d8b1dedd6ae7bb6b4c3094a44c585ec04e86b2",
+                "reference": "64d8b1dedd6ae7bb6b4c3094a44c585ec04e86b2",
                 "shasum": ""
             },
             "require": {
-                "php": "~7.1"
+                "php": "~7.1 || ^8.0"
             },
             "conflict": {
-                "doctrine/common": ">2.2,<2.4"
+                "doctrine/common": ">2.2,<2.4",
+                "psr/cache": ">=3"
             },
             "require-dev": {
                 "alcaeus/mongo-php-adapter": "^1.1",
-                "doctrine/coding-standard": "^6.0",
+                "cache/integration-tests": "dev-master",
+                "doctrine/coding-standard": "^8.0",
                 "mongodb/mongodb": "^1.1",
-                "phpunit/phpunit": "^7.0",
-                "predis/predis": "~1.0"
+                "phpunit/phpunit": "^7.0 || ^8.0 || ^9.0",
+                "predis/predis": "~1.0",
+                "psr/cache": "^1.0 || ^2.0",
+                "symfony/cache": "^4.4 || ^5.2"
             },
             "suggest": {
                 "alcaeus/mongo-php-adapter": "Required to use legacy MongoDB driver"
             },
             "type": "library",
-            "extra": {
-                "branch-alias": {
-                    "dev-master": "1.9.x-dev"
-                }
-            },
             "autoload": {
                 "psr-4": {
                     "Doctrine\\Common\\Cache\\": "lib/Doctrine/Common/Cache"
@@ -142,7 +141,25 @@
                 "redis",
                 "xcache"
             ],
-            "time": "2019-11-29T15:36:20+00:00"
+            "support": {
+                "issues": "https://github.com/doctrine/cache/issues",
+                "source": "https://github.com/doctrine/cache/tree/2.0.0"
+            },
+            "funding": [
+                {
+                    "url": "https://www.doctrine-project.org/sponsorship.html",
+                    "type": "custom"
+                },
+                {
+                    "url": "https://www.patreon.com/phpdoctrine",
+                    "type": "patreon"
+                },
+                {
+                    "url": "https://tidelift.com/funding/github/packagist/doctrine%2Fcache",
+                    "type": "tidelift"
+                }
+            ],
+            "time": "2021-04-28T18:03:31+00:00"
         },
         {
             "name": "erusev/parsedown",
@@ -1795,5 +1812,6 @@
     "platform": {
         "php": ">=5.5.0"
     },
-    "platform-dev": []
+    "platform-dev": [],
+    "plugin-api-version": "2.0.0"
 }