diff --git a/Libraries/LibJS/Runtime/StringOrSymbol.h b/Libraries/LibJS/Runtime/StringOrSymbol.h
index ea66d2fcd0..01ca65b6ce 100644
--- a/Libraries/LibJS/Runtime/StringOrSymbol.h
+++ b/Libraries/LibJS/Runtime/StringOrSymbol.h
@@ -51,8 +51,10 @@ public:
     }
 
     StringOrSymbol(const String& string)
-        : m_ptr(StringImpl::create(string.characters(), string.length()).leak_ref())
+        : m_ptr(string.impl())
     {
+        ASSERT(!string.is_null());
+        static_cast<const StringImpl*>(m_ptr)->ref();
     }
 
     ~StringOrSymbol()