diff --git a/composer.json b/composer.json
index 6094a604b5..6b6db60a5e 100644
--- a/composer.json
+++ b/composer.json
@@ -23,7 +23,7 @@
 		"nette/utils": "^3.1.3",
 		"nikic/php-parser": "4.13.0",
 		"ondram/ci-detector": "^3.4.0",
-		"ondrejmirtes/better-reflection": "4.3.72",
+		"ondrejmirtes/better-reflection": "4.3.73",
 		"phpstan/php-8-stubs": "^0.1.23",
 		"phpstan/phpdoc-parser": "^1.2.0",
 		"react/child-process": "^0.6.4",
diff --git a/composer.lock b/composer.lock
index 8ef4e5b706..31bc8b57b5 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": "4ee977a76189b7656cd06eeab8c9de65",
+    "content-hash": "8044e5c94d3d23696aeffc145b29598c",
     "packages": [
         {
             "name": "clue/block-react",
@@ -2074,16 +2074,16 @@
         },
         {
             "name": "ondrejmirtes/better-reflection",
-            "version": "4.3.72",
+            "version": "4.3.73",
             "source": {
                 "type": "git",
                 "url": "https://github.com/ondrejmirtes/BetterReflection.git",
-                "reference": "bca6925b51d64e26a2ab39e7c364a4afd9be11e3"
+                "reference": "36c86d7f9337964e22118404215dff749539c7d3"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/ondrejmirtes/BetterReflection/zipball/bca6925b51d64e26a2ab39e7c364a4afd9be11e3",
-                "reference": "bca6925b51d64e26a2ab39e7c364a4afd9be11e3",
+                "url": "https://api.github.com/repos/ondrejmirtes/BetterReflection/zipball/36c86d7f9337964e22118404215dff749539c7d3",
+                "reference": "36c86d7f9337964e22118404215dff749539c7d3",
                 "shasum": ""
             },
             "require": {
@@ -2138,9 +2138,9 @@
             ],
             "description": "Better Reflection - an improved code reflection API",
             "support": {
-                "source": "https://github.com/ondrejmirtes/BetterReflection/tree/4.3.72"
+                "source": "https://github.com/ondrejmirtes/BetterReflection/tree/4.3.73"
             },
-            "time": "2021-10-26T14:32:28+00:00"
+            "time": "2021-10-26T19:54:59+00:00"
         },
         {
             "name": "phpstan/php-8-stubs",
diff --git a/src/Reflection/BetterReflection/SourceLocator/SkipClassAliasSourceLocator.php b/src/Reflection/BetterReflection/SourceLocator/SkipClassAliasSourceLocator.php
index 2afa00d549..ec4d4896ce 100644
--- a/src/Reflection/BetterReflection/SourceLocator/SkipClassAliasSourceLocator.php
+++ b/src/Reflection/BetterReflection/SourceLocator/SkipClassAliasSourceLocator.php
@@ -27,6 +27,9 @@ public function locateIdentifier(Reflector $reflector, Identifier $identifier):
 			}
 
 			$reflection = new \ReflectionClass($className);
+			if ($reflection->getName() === 'ReturnTypeWillChange') {
+				return $this->sourceLocator->locateIdentifier($reflector, $identifier);
+			}
 			if ($reflection->getFileName() === false) {
 				return $this->sourceLocator->locateIdentifier($reflector, $identifier);
 			}