diff --git a/elisp/latex-help.el b/elisp/latex-help.el
index 555939b..4a94207 100644
--- a/elisp/latex-help.el
+++ b/elisp/latex-help.el
@@ -225,7 +225,7 @@ The following are some examples:
                  (looking-at (rx "\\"
                                  (group (+ (not (any " " "\n" "("
                                                      "{" "[" "|"
-                                                     "}" "]" ")")))))))
+                                                     "}" "]" ")" "%")))))))
         (let ((cmd (match-string-no-properties 1)))
           (if (> (match-end 1) orig-point)
               (cons cmd 'command)