diff --git a/stepmania/src/LuaReference.cpp b/stepmania/src/LuaReference.cpp
index 9962b50e3c..3277d8d6d0 100644
--- a/stepmania/src/LuaReference.cpp
+++ b/stepmania/src/LuaReference.cpp
@@ -138,7 +138,7 @@ void LuaReference::Unregister()
 	m_iReference = LUA_NOREF;
 }
 
-void LuaExpression::SetFromExpression( const RString &sExpression )
+void LuaReference::SetFromExpression( const RString &sExpression )
 {
 	RString sFullExpression = "return " + sExpression;
 	SetName( sFullExpression );
diff --git a/stepmania/src/LuaReference.h b/stepmania/src/LuaReference.h
index ca758df5e0..f68399b572 100644
--- a/stepmania/src/LuaReference.h
+++ b/stepmania/src/LuaReference.h
@@ -21,6 +21,10 @@ public:
 	void SetFromStack( Lua *L );
 	void SetFromNil();
 
+	/* Evaluate an expression that returns an object; store the object in a reference.
+	 * For example, evaluating "{ 1, 2, 3 }" will result in a reference to a table. */
+	void SetFromExpression( const RString &sExpression );
+
 	/* Deep-copy tables, detaching this reference from any others. */
 	void DeepCopy();
 
@@ -48,13 +52,9 @@ private:
 	RString m_sName;
 };
 
-/* Evaluate an expression that returns an object; store the object in a reference.
- * For example, evaluating "{ 1, 2, 3 }" will result in a reference to a table. */
 class LuaExpression: public LuaReference
 {
 public:
-	LuaExpression( const RString &sExpression = "" ) { if( sExpression != "" ) SetFromExpression( sExpression ); }
-	void SetFromExpression( const RString &sExpression );
 };
 
 class LuaTable: public LuaReference