diff --git a/documentation/solids.txt b/documentation/solids.txt
index 4c01799a..76b90fe0 100644
--- a/documentation/solids.txt
+++ b/documentation/solids.txt
@@ -3,6 +3,7 @@ cylinder
 dodecahedron
 extrude
 fv2fv
+grid2tri
 icosahedron
 octahedron
 replicant