diff --git a/version.scad b/version.scad
index d4b9c81..15c25e3 100644
--- a/version.scad
+++ b/version.scad
@@ -8,7 +8,7 @@
 //////////////////////////////////////////////////////////////////////
 
 
-BOSL_VERSION = [2,0,92];
+BOSL_VERSION = [2,0,93];
 
 
 // Section: BOSL Library Version Functions
diff --git a/walls.scad b/walls.scad
index 76ab063..b359b72 100644
--- a/walls.scad
+++ b/walls.scad
@@ -220,10 +220,11 @@ module thinning_wall(h=50, l=100, thick=5, ang=30, braces=false, strut=5, wall=2
 					[-strut*0.33-(thick-wall)/2/tan(ang), wall/2]
 				];
 				xflip_copy() {
-					difference() {
+					intersection() {
 						extrude_from_to(corner1,corner2) {
 							polygon(bracepath);
 						}
+						cube([l,thick,h],center=true);
 					}
 				}
 			}