diff --git a/composer.json b/composer.json
index fee0a1a..eda298d 100644
--- a/composer.json
+++ b/composer.json
@@ -21,7 +21,7 @@
     "mockery/mockery": "^1.2",
     "predis/predis": "^1.1",
     "squizlabs/php_codesniffer": "^3.4",
-    "solarium/solarium": "^5.0"
+    "solarium/solarium": "^6.1"
   },
   "suggest": {
     "guzzlehttp/guzzle": "^6.3",
diff --git a/composer.lock b/composer.lock
index 19a756a..f10d4a2 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": "c741effb75b14a9a83011dcdfa97a253",
+    "content-hash": "d80c62c011e41ab05a45be9c4a190260",
     "packages": [
         {
             "name": "doctrine/inflector",
@@ -1371,20 +1371,20 @@
         },
         {
             "name": "symfony/event-dispatcher-contracts",
-            "version": "v1.1.7",
+            "version": "v1.1.9",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/event-dispatcher-contracts.git",
-                "reference": "c43ab685673fb6c8d84220c77897b1d6cdbe1d18"
+                "reference": "84e23fdcd2517bf37aecbd16967e83f0caee25a7"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/event-dispatcher-contracts/zipball/c43ab685673fb6c8d84220c77897b1d6cdbe1d18",
-                "reference": "c43ab685673fb6c8d84220c77897b1d6cdbe1d18",
+                "url": "https://api.github.com/repos/symfony/event-dispatcher-contracts/zipball/84e23fdcd2517bf37aecbd16967e83f0caee25a7",
+                "reference": "84e23fdcd2517bf37aecbd16967e83f0caee25a7",
                 "shasum": ""
             },
             "require": {
-                "php": "^7.1.3"
+                "php": ">=7.1.3"
             },
             "suggest": {
                 "psr/event-dispatcher": "",
@@ -1394,6 +1394,10 @@
             "extra": {
                 "branch-alias": {
                     "dev-master": "1.1-dev"
+                },
+                "thanks": {
+                    "name": "symfony/contracts",
+                    "url": "https://github.com/symfony/contracts"
                 }
             },
             "autoload": {
@@ -1425,7 +1429,24 @@
                 "interoperability",
                 "standards"
             ],
-            "time": "2019-09-17T09:54:03+00:00"
+            "support": {
+                "source": "https://github.com/symfony/event-dispatcher-contracts/tree/v1.1.9"
+            },
+            "funding": [
+                {
+                    "url": "https://symfony.com/sponsor",
+                    "type": "custom"
+                },
+                {
+                    "url": "https://github.com/fabpot",
+                    "type": "github"
+                },
+                {
+                    "url": "https://tidelift.com/funding/github/packagist/symfony/symfony",
+                    "type": "tidelift"
+                }
+            ],
+            "time": "2020-07-06T13:19:58+00:00"
         },
         {
             "name": "symfony/finder",
@@ -4112,6 +4133,163 @@
             ],
             "time": "2016-06-16T16:22:20+00:00"
         },
+        {
+            "name": "psr/event-dispatcher",
+            "version": "1.0.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/php-fig/event-dispatcher.git",
+                "reference": "dbefd12671e8a14ec7f180cab83036ed26714bb0"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/php-fig/event-dispatcher/zipball/dbefd12671e8a14ec7f180cab83036ed26714bb0",
+                "reference": "dbefd12671e8a14ec7f180cab83036ed26714bb0",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=7.2.0"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "1.0.x-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Psr\\EventDispatcher\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "PHP-FIG",
+                    "homepage": "http://www.php-fig.org/"
+                }
+            ],
+            "description": "Standard interfaces for event handling.",
+            "keywords": [
+                "events",
+                "psr",
+                "psr-14"
+            ],
+            "support": {
+                "issues": "https://github.com/php-fig/event-dispatcher/issues",
+                "source": "https://github.com/php-fig/event-dispatcher/tree/1.0.0"
+            },
+            "time": "2019-01-08T18:20:26+00:00"
+        },
+        {
+            "name": "psr/http-client",
+            "version": "1.0.1",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/php-fig/http-client.git",
+                "reference": "2dfb5f6c5eff0e91e20e913f8c5452ed95b86621"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/php-fig/http-client/zipball/2dfb5f6c5eff0e91e20e913f8c5452ed95b86621",
+                "reference": "2dfb5f6c5eff0e91e20e913f8c5452ed95b86621",
+                "shasum": ""
+            },
+            "require": {
+                "php": "^7.0 || ^8.0",
+                "psr/http-message": "^1.0"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "1.0.x-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Psr\\Http\\Client\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "PHP-FIG",
+                    "homepage": "http://www.php-fig.org/"
+                }
+            ],
+            "description": "Common interface for HTTP clients",
+            "homepage": "https://github.com/php-fig/http-client",
+            "keywords": [
+                "http",
+                "http-client",
+                "psr",
+                "psr-18"
+            ],
+            "support": {
+                "source": "https://github.com/php-fig/http-client/tree/master"
+            },
+            "time": "2020-06-29T06:28:15+00:00"
+        },
+        {
+            "name": "psr/http-factory",
+            "version": "1.0.1",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/php-fig/http-factory.git",
+                "reference": "12ac7fcd07e5b077433f5f2bee95b3a771bf61be"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/php-fig/http-factory/zipball/12ac7fcd07e5b077433f5f2bee95b3a771bf61be",
+                "reference": "12ac7fcd07e5b077433f5f2bee95b3a771bf61be",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=7.0.0",
+                "psr/http-message": "^1.0"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "1.0.x-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Psr\\Http\\Message\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "PHP-FIG",
+                    "homepage": "http://www.php-fig.org/"
+                }
+            ],
+            "description": "Common interfaces for PSR-7 HTTP message factories",
+            "keywords": [
+                "factory",
+                "http",
+                "message",
+                "psr",
+                "psr-17",
+                "psr-7",
+                "request",
+                "response"
+            ],
+            "support": {
+                "source": "https://github.com/php-fig/http-factory/tree/master"
+            },
+            "time": "2019-04-30T12:38:16+00:00"
+        },
         {
             "name": "psr/http-message",
             "version": "1.0.1",
@@ -4160,6 +4338,9 @@
                 "request",
                 "response"
             ],
+            "support": {
+                "source": "https://github.com/php-fig/http-message/tree/master"
+            },
             "time": "2016-08-06T14:39:51+00:00"
         },
         {
@@ -4879,32 +5060,37 @@
         },
         {
             "name": "solarium/solarium",
-            "version": "5.1.5",
+            "version": "6.1.4",
             "source": {
                 "type": "git",
                 "url": "https://github.com/solariumphp/solarium.git",
-                "reference": "3abd884313a52c47cefb44a6daa27f1d6eb253f6"
+                "reference": "6265dc4484c433325a3f71871ea8e2a2247d27fa"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/solariumphp/solarium/zipball/3abd884313a52c47cefb44a6daa27f1d6eb253f6",
-                "reference": "3abd884313a52c47cefb44a6daa27f1d6eb253f6",
+                "url": "https://api.github.com/repos/solariumphp/solarium/zipball/6265dc4484c433325a3f71871ea8e2a2247d27fa",
+                "reference": "6265dc4484c433325a3f71871ea8e2a2247d27fa",
                 "shasum": ""
             },
             "require": {
                 "ext-json": "*",
-                "php": "^7.1.3",
-                "symfony/event-dispatcher": "^4.3 || ^5.0"
+                "php": "^7.3 || ^8.0",
+                "psr/event-dispatcher": "^1.0",
+                "psr/http-client": "^1.0",
+                "psr/http-factory": "^1.0",
+                "symfony/event-dispatcher-contracts": "^1.0 || ^2.0"
             },
             "require-dev": {
-                "guzzlehttp/guzzle": "^3.8 || ^6.2",
-                "php-coveralls/php-coveralls": "^2.1",
-                "phpunit/phpunit": "^8.0",
-                "squizlabs/php_codesniffer": "^3.4",
-                "zendframework/zend-http": "^2.8"
-            },
-            "suggest": {
-                "minimalcode/search": "Query builder compatible with Solarium, allows simplified solr-query handling"
+                "escapestudios/symfony2-coding-standard": "^3.11",
+                "guzzlehttp/guzzle": "^7.2",
+                "nyholm/psr7": "^1.2",
+                "php-http/guzzle7-adapter": "^0.1",
+                "phpstan/extension-installer": "^1.0",
+                "phpstan/phpstan": "^0.12",
+                "phpstan/phpstan-phpunit": "^0.12",
+                "phpunit/phpunit": "^9.5",
+                "roave/security-advisories": "dev-master",
+                "symfony/event-dispatcher": "^4.3 || ^5.0"
             },
             "type": "library",
             "autoload": {
@@ -4919,7 +5105,7 @@
             "authors": [
                 {
                     "name": "See GitHub contributors",
-                    "homepage": "https://github.com/basdenooijer/solarium/contributors"
+                    "homepage": "https://github.com/solariumphp/solarium/contributors"
                 }
             ],
             "description": "PHP Solr client",
@@ -4929,7 +5115,11 @@
                 "search",
                 "solr"
             ],
-            "time": "2019-12-06T23:24:54+00:00"
+            "support": {
+                "issues": "https://github.com/solariumphp/solarium/issues",
+                "source": "https://github.com/solariumphp/solarium/tree/6.1.4"
+            },
+            "time": "2021-07-06T10:45:42+00:00"
         },
         {
             "name": "squizlabs/php_codesniffer",
@@ -5136,5 +5326,6 @@
     "prefer-stable": false,
     "prefer-lowest": false,
     "platform": [],
-    "platform-dev": []
+    "platform-dev": [],
+    "plugin-api-version": "2.0.0"
 }