diff --git a/composer.json b/composer.json
index 7bd6c4d9..504d9f1a 100644
--- a/composer.json
+++ b/composer.json
@@ -31,7 +31,7 @@
     "jangregor/phpstan-prophecy": "~0.8.0",
     "phpstan/extension-installer": "^1.0.4",
     "phpstan/phpstan": "~0.12.25",
-    "phpstan/phpstan-deprecation-rules": "~0.12.2",
+    "phpstan/phpstan-deprecation-rules": "~0.12.3",
     "phpstan/phpstan-phpunit": "~0.12.8",
     "phpstan/phpstan-strict-rules": "~0.12.2",
     "phpunit/phpunit": "^7.5.20",
diff --git a/composer.lock b/composer.lock
index b24c77d3..60b28e40 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": "d90e39c908c14255c5f068a0e8b45be3",
+    "content-hash": "7d0bfc75249b3dff47558117674b125c",
     "packages": [
         {
             "name": "ergebnis/json-normalizer",
@@ -1453,16 +1453,16 @@
         },
         {
             "name": "phpstan/phpstan-deprecation-rules",
-            "version": "0.12.2",
+            "version": "0.12.3",
             "source": {
                 "type": "git",
                 "url": "https://github.com/phpstan/phpstan-deprecation-rules.git",
-                "reference": "51d21a83b97e539e1fc56c1ce42ac0f187407fb6"
+                "reference": "6f87f9c733d13bc069bc58f1735933b50dac32cb"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/phpstan/phpstan-deprecation-rules/zipball/51d21a83b97e539e1fc56c1ce42ac0f187407fb6",
-                "reference": "51d21a83b97e539e1fc56c1ce42ac0f187407fb6",
+                "url": "https://api.github.com/repos/phpstan/phpstan-deprecation-rules/zipball/6f87f9c733d13bc069bc58f1735933b50dac32cb",
+                "reference": "6f87f9c733d13bc069bc58f1735933b50dac32cb",
                 "shasum": ""
             },
             "require": {
@@ -1472,8 +1472,8 @@
             "require-dev": {
                 "consistence/coding-standard": "^3.0.1",
                 "dealerdirect/phpcodesniffer-composer-installer": "^0.4.4",
+                "ergebnis/composer-normalize": "^2.0.2",
                 "jakub-onderka/php-parallel-lint": "^1.0",
-                "localheinz/composer-normalize": "^1.3.0",
                 "phing/phing": "^2.16.0",
                 "phpstan/phpstan-phpunit": "^0.12",
                 "phpunit/phpunit": "^7.0",
@@ -1500,7 +1500,7 @@
                 "MIT"
             ],
             "description": "PHPStan rules for detecting usage of deprecated classes, methods, properties, constants and traits.",
-            "time": "2020-01-12T16:25:40+00:00"
+            "time": "2020-05-20T20:57:34+00:00"
         },
         {
             "name": "phpstan/phpstan-phpunit",