diff --git a/Libraries/LibJS/Runtime/Value.h b/Libraries/LibJS/Runtime/Value.h
index b7a3d712eba..2d72505c189 100644
--- a/Libraries/LibJS/Runtime/Value.h
+++ b/Libraries/LibJS/Runtime/Value.h
@@ -69,7 +69,7 @@ public:
     bool is_symbol() const { return m_type == Type::Symbol; }
     bool is_accessor() const { return m_type == Type::Accessor; };
     bool is_bigint() const { return m_type == Type::BigInt; };
-    bool is_cell() const { return is_string() || is_accessor() || is_object(); }
+    bool is_cell() const { return is_string() || is_accessor() || is_object() || is_bigint() || is_symbol(); }
     bool is_array() const;
     bool is_function() const;