diff --git a/src/content_mapblock.cpp b/src/content_mapblock.cpp
index 9078488c2..9cdf426be 100644
--- a/src/content_mapblock.cpp
+++ b/src/content_mapblock.cpp
@@ -710,10 +710,10 @@ void mapblock_mesh_generate_special(MeshMakeData *data,
 
 				// The face at Z+
 				video::S3DVertex vertices[4] = {
-					video::S3DVertex(-BS/2,-BS/2,BS/2, 0,0,0, c, 0,1),
-					video::S3DVertex(BS/2,-BS/2,BS/2, 0,0,0, c, 1,1),
-					video::S3DVertex(BS/2,BS/2,BS/2, 0,0,0, c, 1,0),
-					video::S3DVertex(-BS/2,BS/2,BS/2, 0,0,0, c, 0,0),
+					video::S3DVertex(-BS/2,-BS/2,BS/2, 0,0,0, c, 1,1),
+					video::S3DVertex(BS/2,-BS/2,BS/2, 0,0,0, c, 0,1),
+					video::S3DVertex(BS/2,BS/2,BS/2, 0,0,0, c, 0,0),
+					video::S3DVertex(-BS/2,BS/2,BS/2, 0,0,0, c, 1,0),
 				};
 				
 				// Rotations in the g_6dirs format