diff --git a/_bin/runtipictl b/_bin/runtipictl
index 6c871ab..f760ca2 100755
--- a/_bin/runtipictl
+++ b/_bin/runtipictl
@@ -135,7 +135,10 @@ case "${1}" in
             "" "exec"       "execute within the shell, START_DIR env applies" \
             "" "shell"      "enter an insteractive shell" \
             "" "" "" \
-            "" "setup"      "setup runtipictl in user's .local/bin dir"
+            "" "setup"      "setup runtipictl in user's .local/bin dir" \
+            "" "" "" \
+            "Related env. vars:" "" "" \
+            "" "VISUAL EDITOR JAIL_UID QUIET START_DIR ROOT_EXEC" ""
 
         ;;
 esac