diff --git a/dune/fem-dg/test/grids/unitcube2.dgf b/dune/fem-dg/test/grids/unitcube2.dgf
index c6c7ed6d3e09c6e2e34c3b8d5708ef4e9c2a74a9..78f050acf40070e2ad025ffb65ef0035a2d9c43d 100644
--- a/dune/fem-dg/test/grids/unitcube2.dgf
+++ b/dune/fem-dg/test/grids/unitcube2.dgf
@@ -3,7 +3,7 @@ DGF
 Interval
 0 0   % first corner
 1 1   % second corner
-32 32   % 1 cell in each direction (x, y)
+4 4   % 1 cell in each direction (x, y)
 # 
 
 BoundaryDomain