diff --git a/R/kbl.R b/R/kbl.R
index 4e961e0..404c995 100644
--- a/R/kbl.R
+++ b/R/kbl.R
@@ -10,6 +10,13 @@
 #' `knitr` version 1.45.  If you are using an older
 #' or newer version, some of the default values may be different.
 #'
+#' @note In `knitr::kable()`, the `escape` parameter does not affect the text
+#' in the `caption` argument, and `kbl()` inherits this
+#' behavior.  This means that special characters
+#' in the caption (such as "%" for LaTeX output)
+#' need to be escaped by the user, e.g.
+#' written as `"\\%"`.
+#'
 #' @param table.attr A character string for addition HTML table attributes.
 #' This is convenient if you simply want to add a few HTML classes or styles.
 #' For example, you can put 'class="table" style="color: red"'.
diff --git a/man/kbl.Rd b/man/kbl.Rd
index 4c4800a..ed4319c 100644
--- a/man/kbl.Rd
+++ b/man/kbl.Rd
@@ -144,4 +144,11 @@ solve the auto format setting in a better way.
 The current set of arguments were written for
 \code{knitr} version 1.45.  If you are using an older
 or newer version, some of the default values may be different.
+
+In \code{knitr::kable()}, the \code{escape} parameter does not affect the text
+in the \code{caption} argument, and \code{kbl()} inherits this
+behavior.  This means that special characters
+in the caption (such as "\%" for LaTeX output)
+need to be escaped by the user, e.g.
+written as \code{"\\\\\%"}.
 }