diff --git a/demos/boolean/primitives.geo b/demos/boolean/primitives.geo
index 13c43d5203f15849ba02b85a16e44d04ce17a682..ad83a2537a5c9c6190c719e5cd25a26adfde7642 100644
--- a/demos/boolean/primitives.geo
+++ b/demos/boolean/primitives.geo
@@ -1,8 +1,8 @@
 SetFactory("OpenCASCADE");
 
 //Mesh.Algorithm = 6;
-Mesh.CharacteristicLengthMin = 0.09;
-Mesh.CharacteristicLengthMax = 0.09;
+Mesh.CharacteristicLengthMin = 0.1;
+Mesh.CharacteristicLengthMax = 0.1;
 
 // 3D
 x = 0; y = 0;