diff --git a/stepmania/src/LuaManager.cpp b/stepmania/src/LuaManager.cpp
index 56ef7e21de..e424ac3fe3 100644
--- a/stepmania/src/LuaManager.cpp
+++ b/stepmania/src/LuaManager.cpp
@@ -287,7 +287,7 @@ bool LuaHelpers::RunScript( Lua *L, const CString &sScript, const CString &sName
 }
 
 
-bool LuaManager::RunScript( const CString &sExpression, const CString &sName, int iReturnValues )
+bool LuaHelpers::RunScript( Lua *L, const CString &sExpression, const CString &sName, int iReturnValues )
 {
 	CString sError;
 	if( !LuaHelpers::RunScript( L, sExpression, sName.size()? sName:CString("in"), sError, iReturnValues ) )
@@ -302,7 +302,7 @@ bool LuaManager::RunScript( const CString &sExpression, const CString &sName, in
 
 bool LuaManager::RunExpressionB( const CString &str )
 {
-	if( !RunScript( "return " + str, "", 1 ) )
+	if( !LuaHelpers::RunScript(L, "return " + str, "", 1) )
 		return false;
 
 	/* Don't accept a function as a return value. */
@@ -317,7 +317,7 @@ bool LuaManager::RunExpressionB( const CString &str )
 
 float LuaManager::RunExpressionF( const CString &str )
 {
-	if( !RunScript( "return " + str, "", 1 ) )
+	if( !LuaHelpers::RunScript(L, "return " + str, "", 1) )
 		return 0;
 
 	/* Don't accept a function as a return value. */
@@ -337,7 +337,7 @@ int LuaManager::RunExpressionI( const CString &str )
 
 bool LuaManager::RunExpressionS( const CString &str, CString &sOut )
 {
-	if( !RunScript( "return " + str, "", 1 ) )
+	if( !LuaHelpers::RunScript(L, "return " + str, "", 1) )
 		return false;
 
 	/* Don't accept a function as a return value. */
diff --git a/stepmania/src/LuaManager.h b/stepmania/src/LuaManager.h
index 660e072be7..3594503e73 100644
--- a/stepmania/src/LuaManager.h
+++ b/stepmania/src/LuaManager.h
@@ -59,10 +59,6 @@ public:
 	/* Reset the environment, freeing any globals left over by previously executed scripts. */
 	void ResetState();
 
-	/* Convenience: run a script with one return value, displaying an error on failure.
-	 * The return value is left on the Lua stack. */
-	bool RunScript( const CString &sExpression, const CString &sName = "", int iReturnValues = 0 );
-
 	/* Run an expression in the global environment, returning the given type. */
 	bool RunExpressionB( const CString &str );
 	float RunExpressionF( const CString &str );
@@ -95,6 +91,10 @@ namespace LuaHelpers
 	 * Returns false on error, with sError set. */
 	bool RunScript( Lua *L, const CString &sScript, const CString &sName, CString &sError, int iReturnValues = 0 );
 
+	/* Convenience: run a script with one return value, displaying an error on failure.
+	 * The return value is left on the Lua stack. */
+	bool RunScript( Lua *L, const CString &sExpression, const CString &sName = "", int iReturnValues = 0 );
+
 	bool RunScriptFile( const CString &sFile );
 
 	/* Create a Lua array (a table with indices starting at 1) of the given vector,
diff --git a/stepmania/src/LuaReference.cpp b/stepmania/src/LuaReference.cpp
index a2c66ca13e..1d7c28dc28 100644
--- a/stepmania/src/LuaReference.cpp
+++ b/stepmania/src/LuaReference.cpp
@@ -145,7 +145,7 @@ void LuaExpression::Register()
 {
 	Lua *L = LUA->Get();
 
-	if( !LUA->RunScript( m_sExpression, "expression", 1 ) )
+	if( !LuaHelpers::RunScript(L, m_sExpression, "expression", 1) )
 	{
 		this->SetFromNil();
 		LUA->Release( L );