diff --git a/source/simulation2/scripting/ScriptComponent.cpp b/source/simulation2/scripting/ScriptComponent.cpp
index 0f82ab6dad..f6f96da1d1 100644
--- a/source/simulation2/scripting/ScriptComponent.cpp
+++ b/source/simulation2/scripting/ScriptComponent.cpp
@@ -27,6 +27,9 @@ CComponentTypeScript::CComponentTypeScript(ScriptInterface& scriptInterface, jsv
 {
 	debug_assert(instance);
 	m_ScriptInterface.AddRoot(&m_Instance, "CComponentTypeScript.m_Instance");
+
+	// Cache the property detection for efficiency
+	m_HasCustomSerialize = m_ScriptInterface.HasProperty(m_Instance, "Serialize");
 }
 
 CComponentTypeScript::~CComponentTypeScript()
@@ -62,7 +65,7 @@ void CComponentTypeScript::Serialize(ISerializer& serialize)
 {
 	// Support a custom "Serialize" function, which returns a new object that will be
 	// serialized instead of the component itself
-	if (m_ScriptInterface.HasProperty(m_Instance, "Serialize"))
+	if (m_HasCustomSerialize)
 	{
 		CScriptValRooted val;
 		if (!m_ScriptInterface.CallFunction(m_Instance, "Serialize", val))
diff --git a/source/simulation2/scripting/ScriptComponent.h b/source/simulation2/scripting/ScriptComponent.h
index 3c1d9e694f..4ebac2affd 100644
--- a/source/simulation2/scripting/ScriptComponent.h
+++ b/source/simulation2/scripting/ScriptComponent.h
@@ -76,6 +76,7 @@ BOOST_PP_REPEAT(SCRIPT_INTERFACE_MAX_ARGS, OVERLOADS, ~)
 private:
 	ScriptInterface& m_ScriptInterface;
 	jsval m_Instance;
+	bool m_HasCustomSerialize;
 
 	NONCOPYABLE(CComponentTypeScript);
 };