diff --git a/concrete/init.lua b/concrete/init.lua
index 66564ba..ca04733 100644
--- a/concrete/init.lua
+++ b/concrete/init.lua
@@ -94,9 +94,9 @@ minetest.register_node(":technic:blast_resistant_concrete", {
 
 local box_platform = {-0.5,  0.3,  -0.5,  0.5,  0.5, 0.5}
 local box_post     = {-0.15, -0.5, -0.15, 0.15, 0.5, 0.15}
-local box_front    = {-0.1,  -0.3, 0,     0.1,  0.3, -0.5}
+local box_front    = {-0.1,  -0.3, -0.5,  0.1,  0.3, 0}
 local box_back     = {-0.1,  -0.3, 0,     0.1,  0.3, 0.5}
-local box_left     = {0,     -0.3, -0.1,  -0.5, 0.3, 0.1}
+local box_left     = {-0.5,  -0.3, -0.1,  0,    0.3, 0.1}
 local box_right    = {0,     -0.3, -0.1,  0.5,  0.3, 0.1}
 
 minetest.register_node(":technic:concrete_post_platform", {