diff --git a/src/Rules/PHPUnit/NoAssertFuncCallInTestsRule.php b/src/Rules/PHPUnit/NoAssertFuncCallInTestsRule.php
index 27a0ada79..f2a91eefc 100644
--- a/src/Rules/PHPUnit/NoAssertFuncCallInTestsRule.php
+++ b/src/Rules/PHPUnit/NoAssertFuncCallInTestsRule.php
@@ -1,9 +1,12 @@
 <?php
 
+declare(strict_types=1);
+
 namespace Symplify\PHPStanRules\Rules\PHPUnit;
 
 use PhpParser\Node;
 use PhpParser\Node\Expr\FuncCall;
+use PhpParser\Node\Name;
 use PHPStan\Analyser\Scope;
 use PHPStan\Rules\IdentifierRuleError;
 use PHPStan\Rules\Rule;
@@ -30,6 +33,10 @@ public function getNodeType(): string
      */
     public function processNode(Node $node, Scope $scope): array
     {
+        if (! $node->name instanceof Name) {
+            return [];
+        }
+
         if (! NamingHelper::isName($node->name, 'assert')) {
             return [];
         }
diff --git a/tests/Rules/PHPUnit/NoAssertFuncCallInTestsRule/Fixture/SkipVariableCallable.php b/tests/Rules/PHPUnit/NoAssertFuncCallInTestsRule/Fixture/SkipVariableCallable.php
new file mode 100644
index 000000000..78e556c93
--- /dev/null
+++ b/tests/Rules/PHPUnit/NoAssertFuncCallInTestsRule/Fixture/SkipVariableCallable.php
@@ -0,0 +1,11 @@
+<?php
+
+namespace Symplify\PHPStanRules\Tests\Rules\PHPUnit\NoAssertFuncCallInTestsRule\Fixture;
+
+final class SkipVariableCallable
+{
+    public function testMe(callable $assert)
+    {
+        $assert(100);
+    }
+}
diff --git a/tests/Rules/PHPUnit/NoAssertFuncCallInTestsRule/NoAssertFuncCallInTestsRuleTest.php b/tests/Rules/PHPUnit/NoAssertFuncCallInTestsRule/NoAssertFuncCallInTestsRuleTest.php
index 64907bc73..386f29853 100644
--- a/tests/Rules/PHPUnit/NoAssertFuncCallInTestsRule/NoAssertFuncCallInTestsRuleTest.php
+++ b/tests/Rules/PHPUnit/NoAssertFuncCallInTestsRule/NoAssertFuncCallInTestsRuleTest.php
@@ -29,6 +29,8 @@ public static function provideData(): Iterator
         yield [__DIR__ . '/Fixture/AssertFuncCallInsideTest.php', [[NoAssertFuncCallInTestsRule::ERROR_MESSAGE, 9]]];
 
         yield [__DIR__ . '/Fixture/SkipTestOutside.php', []];
+
+        yield [__DIR__ . '/Fixture/SkipVariableCallable.php', []];
     }
 
     protected function getRule(): Rule