diff --git a/composer.json b/composer.json
index 81aa2be6..974b15f5 100644
--- a/composer.json
+++ b/composer.json
@@ -28,7 +28,7 @@
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     "phpstan/phpstan-strict-rules": "~0.12.4",
     "phpunit/phpunit": "^7.5.20",
-    "psalm/plugin-phpunit": "~0.10.1",
+    "psalm/plugin-phpunit": "~0.11.0",
     "symfony/filesystem": "^4.4.0",
     "vimeo/psalm": "^3.14.2"
   },
diff --git a/composer.lock b/composer.lock
index 83389815..54c63f9c 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
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     ],
-    "content-hash": "f2cf1fbaac2166bf1af957cdc31d0daa",
+    "content-hash": "2b9a207093088c1540f2a0c38dc42664",
     "packages": [
         {
             "name": "composer/semver",
@@ -1825,16 +1825,16 @@
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             "name": "composer/package-versions-deprecated",
-            "version": "1.10.99.1",
+            "version": "1.11.99",
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                 "url": "https://github.com/composer/package-versions-deprecated.git",
-                "reference": "68c9b502036e820c33445ff4d174327f6bb87486"
+                "reference": "c8c9aa8a14cc3d3bec86d0a8c3fa52ea79936855"
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-                "url": "https://api.github.com/repos/composer/package-versions-deprecated/zipball/68c9b502036e820c33445ff4d174327f6bb87486",
-                "reference": "68c9b502036e820c33445ff4d174327f6bb87486",
+                "url": "https://api.github.com/repos/composer/package-versions-deprecated/zipball/c8c9aa8a14cc3d3bec86d0a8c3fa52ea79936855",
+                "reference": "c8c9aa8a14cc3d3bec86d0a8c3fa52ea79936855",
                 "shasum": ""
             },
             "require": {
@@ -1842,7 +1842,7 @@
                 "php": "^7 || ^8"
             },
             "replace": {
-                "ocramius/package-versions": "1.10.99"
+                "ocramius/package-versions": "1.11.99"
             },
             "require-dev": {
                 "composer/composer": "^1.9.3 || ^2.0@dev",
@@ -1890,7 +1890,7 @@
                     "type": "tidelift"
                 }
             ],
-            "time": "2020-08-13T12:55:41+00:00"
+            "time": "2020-08-25T05:50:16+00:00"
         },
         {
             "name": "doctrine/instantiator",
@@ -4316,22 +4316,22 @@
         },
         {
             "name": "psalm/plugin-phpunit",
-            "version": "0.10.1",
+            "version": "0.11.0",
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                 "type": "git",
                 "url": "https://github.com/psalm/psalm-plugin-phpunit.git",
-                "reference": "138998ffd32b76a2e69eb1ff94ef2bf110967273"
+                "reference": "d3f5c00e8ceac01ad85ae2a85865763e43f0d56d"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/psalm/psalm-plugin-phpunit/zipball/138998ffd32b76a2e69eb1ff94ef2bf110967273",
-                "reference": "138998ffd32b76a2e69eb1ff94ef2bf110967273",
+                "url": "https://api.github.com/repos/psalm/psalm-plugin-phpunit/zipball/d3f5c00e8ceac01ad85ae2a85865763e43f0d56d",
+                "reference": "d3f5c00e8ceac01ad85ae2a85865763e43f0d56d",
                 "shasum": ""
             },
             "require": {
-                "composer/semver": "^1.4",
+                "composer/package-versions-deprecated": "^1.10",
+                "composer/semver": "^1.4 || ^2.0 || ^3.0",
                 "ext-simplexml": "*",
-                "ocramius/package-versions": "^1.3",
                 "php": "^7.1.3",
                 "phpunit/phpunit": "^7.5 || ^8.0 || ^9.0",
                 "vimeo/psalm": "^3.6.2 || dev-master"
@@ -4339,7 +4339,8 @@
             "require-dev": {
                 "codeception/codeception": "^4.0.3",
                 "squizlabs/php_codesniffer": "^3.3.1",
-                "weirdan/codeception-psalm-module": "^0.7.1"
+                "weirdan/codeception-psalm-module": "^0.7.1",
+                "weirdan/prophecy-shim": "^1.0 || ^2.0"
             },
             "type": "psalm-plugin",
             "extra": {
@@ -4363,7 +4364,7 @@
                 }
             ],
             "description": "Psalm plugin for PHPUnit",
-            "time": "2020-05-24T20:30:10+00:00"
+            "time": "2020-08-24T21:08:29+00:00"
         },
         {
             "name": "sebastian/code-unit-reverse-lookup",