diff --git a/src/Type/Php/MethodExistsTypeSpecifyingExtension.php b/src/Type/Php/MethodExistsTypeSpecifyingExtension.php
index 83cf04943c5..473b4d5cffe 100644
--- a/src/Type/Php/MethodExistsTypeSpecifyingExtension.php
+++ b/src/Type/Php/MethodExistsTypeSpecifyingExtension.php
@@ -53,7 +53,7 @@ public function specifyTypes(
 		}
 
 		$objectType = $scope->getType($node->getArgs()[0]->value);
-		if (!$objectType instanceof ObjectType) {
+		if ($objectType->isString()->yes()) {
 			if ($objectType instanceof ConstantStringType && $objectType->isClassString()) {
 				return $this->typeSpecifier->create(
 					$node->getArgs()[0]->value,
@@ -66,9 +66,8 @@ public function specifyTypes(
 					$scope,
 				);
 			}
-			if ($objectType->isString()->yes()) {
-				return new SpecifiedTypes([], []);
-			}
+
+			return new SpecifiedTypes([], []);
 		}
 
 		return $this->typeSpecifier->create(