diff --git a/src/jumping/tiledwallpaper.cpp b/src/jumping/tiledwallpaper.cpp
index 1b1433d..c518d37 100644
--- a/src/jumping/tiledwallpaper.cpp
+++ b/src/jumping/tiledwallpaper.cpp
@@ -119,7 +119,6 @@ namespace cloonel {
 #endif
 #if !defined(NDEBUG)
 		{
-			m_screenRes = parSize.Resolution();
 			const ushort2 tileSize(vector_cast<ushort2>(m_tileSize));
 			const ushort2 screenRes(vector_cast<ushort2>(parSize.Resolution()));
 			const ushort2 tileCount(vector_cast<ushort2>(m_tileCount));