diff --git a/tests/fan_mask.scad b/tests/fan_mask.scad
index 3065dd2..89bda28 100644
--- a/tests/fan_mask.scad
+++ b/tests/fan_mask.scad
@@ -1,6 +1,6 @@
 use <../sbc_case_builder_library.scad>;
 
-text("30mm", 5);
+linear_extrude(2) text("30mm", 5);
 // 30mm Mask Solid
 echo("30mm Mask Solid");
 translate([0, 10, 0]) fan_mask(30, 2, 2);
@@ -13,7 +13,7 @@ translate([0, 50, 0])
     fan_mask(30, 2, 2);
   }
 
-translate([40, 0, 0]) text("40mm", 5);
+linear_extrude(2) translate([40, 0, 0]) text("40mm", 5);
 // 40mm Mask Solid
 echo("40mm Mask Solid");
 translate([40, 10, 0])
@@ -27,7 +27,7 @@ translate([40, 60, 0])
     fan_mask(40, 2, 2);
   }
 
-translate([90, 0, 0]) text("80mm", 5);
+linear_extrude(2) translate([90, 0, 0]) text("80mm", 5);
 // 80mm Mask Solid
 echo("80mm Mask Solid");
 translate([90, 10, 0])