diff --git a/rules-tests/TypeDeclaration/Rector/StmtsAwareInterface/SafeDeclareStrictTypesRector/Fixture/skip_with_include_file.php.inc b/rules-tests/TypeDeclaration/Rector/StmtsAwareInterface/SafeDeclareStrictTypesRector/Fixture/skip_with_include_file.php.inc
deleted file mode 100644
index 5e23db4bdab..00000000000
--- a/rules-tests/TypeDeclaration/Rector/StmtsAwareInterface/SafeDeclareStrictTypesRector/Fixture/skip_with_include_file.php.inc
+++ /dev/null
@@ -1,8 +0,0 @@
-<?php
-
-namespace Rector\Tests\TypeDeclaration\Rector\StmtsAwareInterface\SafeDeclareStrictTypesRector\Fixture;
-
-// this included file is not safe
-include __DIR__ . '/../Source/NonTypedApp.php';
-
-echo strlen('1');
diff --git a/rules-tests/TypeDeclaration/Rector/StmtsAwareInterface/SafeDeclareStrictTypesRector/Source/NonTypedApp.php b/rules-tests/TypeDeclaration/Rector/StmtsAwareInterface/SafeDeclareStrictTypesRector/Source/NonTypedApp.php
deleted file mode 100644
index a036b1dbebb..00000000000
--- a/rules-tests/TypeDeclaration/Rector/StmtsAwareInterface/SafeDeclareStrictTypesRector/Source/NonTypedApp.php
+++ /dev/null
@@ -1,16 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Rector\Tests\TypeDeclaration\Rector\StmtsAwareInterface\SafeDeclareStrictTypesRector\Source;
-
-final class NonTypedApp
-{
-    public function callDynamic(string $func): void
-    {
-        $func('arg');
-    }
-}
-
-$a = new NonTypedApp();
-$a->callDynamic('phpinfo');
diff --git a/rules/TypeDeclaration/NodeAnalyzer/StrictTypeSafetyChecker.php b/rules/TypeDeclaration/NodeAnalyzer/StrictTypeSafetyChecker.php
index b4bcc5ee66b..1a7e787db3f 100644
--- a/rules/TypeDeclaration/NodeAnalyzer/StrictTypeSafetyChecker.php
+++ b/rules/TypeDeclaration/NodeAnalyzer/StrictTypeSafetyChecker.php
@@ -8,7 +8,6 @@
 use PhpParser\Node\Attribute;
 use PhpParser\Node\Expr\Assign;
 use PhpParser\Node\Expr\CallLike;
-use PhpParser\Node\Expr\Include_;
 use PhpParser\Node\Expr\PropertyFetch;
 use PhpParser\Node\Expr\StaticPropertyFetch;
 use PhpParser\Node\FunctionLike;
@@ -69,8 +68,7 @@ public function isFileStrictTypeSafe(FileNode $fileNode): bool
             }
         }
 
-        $includes = $this->betterNodeFinder->findInstanceOf($fileNode->stmts, Include_::class);
-        return $includes === [];
+        return true;
     }
 
     private function isCallLikeSafe(CallLike $callLike): bool