diff --git a/stepmania/src/Preference.cpp b/stepmania/src/Preference.cpp
index 7dc30a470c..002b35a056 100644
--- a/stepmania/src/Preference.cpp
+++ b/stepmania/src/Preference.cpp
@@ -32,6 +32,14 @@ void IPreference::PushValue( lua_State *L ) const
 	lua_pushnil( L );
 }
 
+void IPreference::SetFromStack( lua_State *L )
+{
+	if( LOG )
+		LOG->Trace( "The preference value \"%s\" is of a type not supported by Lua", m_sName.c_str() );
+
+	lua_pop( L, 1 );
+}
+
 #define READFROM_AND_WRITETO( type ) \
 	void Preference<type>::FromString( const CString &s ) \
 	{ \
@@ -44,6 +52,10 @@ void IPreference::PushValue( lua_State *L ) const
 	void Preference<type>::PushValue( lua_State *L ) const \
 	{ \
 		LuaManager::PushStack( m_currentValue, L ); \
+	} \
+	void Preference<type>::SetFromStack( lua_State *L ) \
+	{ \
+		LuaManager::PopStack( m_currentValue, L ); \
 	}
 
 READFROM_AND_WRITETO( int )
diff --git a/stepmania/src/Preference.h b/stepmania/src/Preference.h
index 9eb2832f5e..3e40483a27 100644
--- a/stepmania/src/Preference.h
+++ b/stepmania/src/Preference.h
@@ -29,6 +29,7 @@ public:
 	virtual CString ToString() const = 0;
 	virtual void FromString( const CString &s ) = 0;
 
+	virtual void SetFromStack( lua_State *L );
 	virtual void PushValue( lua_State *L ) const;
 
 	PrefsGroup GetPrefsGroup() const { return m_PrefsGroup; }
@@ -59,6 +60,7 @@ public:
 
 	CString ToString() const;
 	void FromString( const CString &s );
+	void SetFromStack( lua_State *L );
 	void PushValue( lua_State *L ) const;
 
 	void LoadDefault()