diff --git a/src/Psalm/Internal/Analyzer/Statements/Expression/Call/NewAnalyzer.php b/src/Psalm/Internal/Analyzer/Statements/Expression/Call/NewAnalyzer.php
index 46c217e2473..4471a6ab975 100644
--- a/src/Psalm/Internal/Analyzer/Statements/Expression/Call/NewAnalyzer.php
+++ b/src/Psalm/Internal/Analyzer/Statements/Expression/Call/NewAnalyzer.php
@@ -439,7 +439,7 @@ function ($bound) {
                         if ($fq_class_name === 'SplObjectStorage') {
                             $generic_param_type = Type::getEmpty();
                         } else {
-                            $generic_param_type = array_values($base_type)[0];
+                            $generic_param_type = clone array_values($base_type)[0];
                         }
                     }