diff --git a/composer.json b/composer.json
index 6921740b..7c97e486 100644
--- a/composer.json
+++ b/composer.json
@@ -31,7 +31,7 @@
     "ergebnis/php-cs-fixer-config": "^2.4.0",
     "ergebnis/phpstan-rules": "~0.15.2",
     "ergebnis/test-util": "^1.3.0",
-    "jangregor/phpstan-prophecy": "~0.8.0",
+    "jangregor/phpstan-prophecy": "~0.8.1",
     "phpstan/extension-installer": "^1.0.5",
     "phpstan/phpstan": "~0.12.50",
     "phpstan/phpstan-deprecation-rules": "~0.12.5",
diff --git a/composer.lock b/composer.lock
index 3c65ea86..c5faad92 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": "425fc3f536b17e82b46b12740a3924f7",
+    "content-hash": "312c1ea496728272d7a62d09f59ae99a",
     "packages": [
         {
             "name": "ergebnis/json-normalizer",
@@ -1658,20 +1658,20 @@
         },
         {
             "name": "jangregor/phpstan-prophecy",
-            "version": "0.8.0",
+            "version": "0.8.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/Jan0707/phpstan-prophecy.git",
-                "reference": "d599ec96dce8087ba4f32d7d9f9cb4565239e3db"
+                "reference": "f01ca476840c370bbf9c224aed25fca60eecca9d"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/Jan0707/phpstan-prophecy/zipball/d599ec96dce8087ba4f32d7d9f9cb4565239e3db",
-                "reference": "d599ec96dce8087ba4f32d7d9f9cb4565239e3db",
+                "url": "https://api.github.com/repos/Jan0707/phpstan-prophecy/zipball/f01ca476840c370bbf9c224aed25fca60eecca9d",
+                "reference": "f01ca476840c370bbf9c224aed25fca60eecca9d",
                 "shasum": ""
             },
             "require": {
-                "php": "^7.1",
+                "php": "^7.1 || ^8.0",
                 "phpstan/phpstan": "^0.12.6"
             },
             "conflict": {
@@ -1681,7 +1681,7 @@
             "require-dev": {
                 "ergebnis/composer-normalize": "^2.1.1",
                 "ergebnis/license": "^1.0.0",
-                "ergebnis/php-cs-fixer-config": "~1.1.2",
+                "ergebnis/php-cs-fixer-config": "~2.2.0",
                 "phpspec/prophecy": "^1.7.0",
                 "phpunit/phpunit": "^6.0.0 || ^7.0.0 || ^8.0.0 || ^9.0.0"
             },
@@ -1691,11 +1691,6 @@
                     "includes": [
                         "extension.neon"
                     ]
-                },
-                "violinist": {
-                    "allow_updates_beyond_constraint": 0,
-                    "one_pull_request_per_package": 1,
-                    "update_with_dependencies": 1
                 }
             },
             "autoload": {
@@ -1724,7 +1719,7 @@
                     "type": "github"
                 }
             ],
-            "time": "2020-05-12T08:04:04+00:00"
+            "time": "2020-10-24T15:04:14+00:00"
         },
         {
             "name": "myclabs/deep-copy",