diff --git a/LuxRender.spec b/LuxRender.spec
index bf23e96..6c0af0d 100644
--- a/LuxRender.spec
+++ b/LuxRender.spec
@@ -100,7 +100,7 @@ developing applications that use %{name}.
 
 
 %prep
-%autosetup -n luxrender-lux-%{hash0}
+%autosetup -p1 -n luxrender-lux-%{hash0}
 %autosetup -D -T -a 1 -n luxrender-lux-%{hash0}
 %autosetup -D -T -a 2 -n luxrender-lux-%{hash0}