diff --git a/doc/pet.sgml b/doc/pet.sgml
index fef2d14ec..fd61716dd 100644
--- a/doc/pet.sgml
+++ b/doc/pet.sgml
@@ -99,7 +99,6 @@ declaration and usage.
 <item>cbm_k_basin
 <item>cbm_k_bsout
 <item>cbm_k_clrch
-<item>cbm_k_tksa
 <item>cbm_load
 <item>cbm_open
 <item>cbm_opendir