diff --git a/composer.json b/composer.json
index 2a1e9ca3..f7867e70 100644
--- a/composer.json
+++ b/composer.json
@@ -31,7 +31,7 @@
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     "phpstan/phpstan-deprecation-rules": "~0.12.6",
     "phpstan/phpstan-phpunit": "~0.12.17",
-    "phpstan/phpstan-strict-rules": "~0.12.7",
+    "phpstan/phpstan-strict-rules": "~0.12.8",
     "phpunit/phpunit": "^8.5.13",
     "psalm/plugin-phpunit": "~0.12.2",
     "vimeo/psalm": "^3.18"
diff --git a/composer.lock b/composer.lock
index 42c4ba72..28feee2c 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",
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     ],
-    "content-hash": "e2f51ea6d595f559f71f27133ca4dd9b",
+    "content-hash": "0cb461c7964dd317715271c31912e48d",
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             "name": "ergebnis/classy",
@@ -2299,16 +2299,16 @@
         },
         {
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-            "version": "0.12.65",
+            "version": "0.12.66",
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                 "url": "https://github.com/phpstan/phpstan.git",
-                "reference": "1c7658668b28f8d647a8b874372acf14c4352688"
+                "reference": "4110a2425c6bd53acbdfcda07885e87b66e9ba3e"
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-                "url": "https://api.github.com/repos/phpstan/phpstan/zipball/1c7658668b28f8d647a8b874372acf14c4352688",
-                "reference": "1c7658668b28f8d647a8b874372acf14c4352688",
+                "url": "https://api.github.com/repos/phpstan/phpstan/zipball/4110a2425c6bd53acbdfcda07885e87b66e9ba3e",
+                "reference": "4110a2425c6bd53acbdfcda07885e87b66e9ba3e",
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             "require": {
@@ -2339,7 +2339,7 @@
             "description": "PHPStan - PHP Static Analysis Tool",
             "support": {
                 "issues": "https://github.com/phpstan/phpstan/issues",
-                "source": "https://github.com/phpstan/phpstan/tree/0.12.65"
+                "source": "https://github.com/phpstan/phpstan/tree/0.12.66"
             },
             "funding": [
                 {
@@ -2355,7 +2355,7 @@
                     "type": "tidelift"
                 }
             ],
-            "time": "2021-01-06T16:51:10+00:00"
+            "time": "2021-01-11T16:43:15+00:00"
         },
         {
             "name": "phpstan/phpstan-deprecation-rules",
@@ -2465,21 +2465,21 @@
         },
         {
             "name": "phpstan/phpstan-strict-rules",
-            "version": "0.12.7",
+            "version": "0.12.8",
             "source": {
                 "type": "git",
                 "url": "https://github.com/phpstan/phpstan-strict-rules.git",
-                "reference": "03807e3410747ec18cd5f05a6342384adcc423bf"
+                "reference": "ee0009302ff5312ca6b92a7330a6b66da0c70f12"
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             "dist": {
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-                "url": "https://api.github.com/repos/phpstan/phpstan-strict-rules/zipball/03807e3410747ec18cd5f05a6342384adcc423bf",
-                "reference": "03807e3410747ec18cd5f05a6342384adcc423bf",
+                "url": "https://api.github.com/repos/phpstan/phpstan-strict-rules/zipball/ee0009302ff5312ca6b92a7330a6b66da0c70f12",
+                "reference": "ee0009302ff5312ca6b92a7330a6b66da0c70f12",
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             "require": {
                 "php": "^7.1 || ^8.0",
-                "phpstan/phpstan": "^0.12.60"
+                "phpstan/phpstan": "^0.12.66"
             },
             "require-dev": {
                 "phing/phing": "^2.16.3",
@@ -2510,9 +2510,9 @@
             "description": "Extra strict and opinionated rules for PHPStan",
             "support": {
                 "issues": "https://github.com/phpstan/phpstan-strict-rules/issues",
-                "source": "https://github.com/phpstan/phpstan-strict-rules/tree/0.12.7"
+                "source": "https://github.com/phpstan/phpstan-strict-rules/tree/0.12.8"
             },
-            "time": "2020-12-13T13:27:14+00:00"
+            "time": "2021-01-11T13:36:23+00:00"
         },
         {
             "name": "phpunit/php-code-coverage",