diff --git a/stepmania/src/ActorUtil.cpp b/stepmania/src/ActorUtil.cpp
index 55d02e86ef..252b0a93de 100644
--- a/stepmania/src/ActorUtil.cpp
+++ b/stepmania/src/ActorUtil.cpp
@@ -543,7 +543,7 @@ ActorUtil::ActorParam::~ActorParam()
 
 void ActorUtil::ActorParam::Release()
 {
-	if( m_pOld->IsSet() )
+	if( !m_pOld->IsSet() )
 		return;
 	/* Restore the old value. */
 	Lua *L = LUA->Get();