diff --git a/man/cell_spec.Rd b/man/cell_spec.Rd
index 291a18a..edadea7 100644
--- a/man/cell_spec.Rd
+++ b/man/cell_spec.Rd
@@ -6,7 +6,7 @@
 \usage{
 cell_spec(x, format, bold = F, italic = F, monospace = F, color = NULL,
   background = NULL, align = NULL, font_size = NULL, angle = NULL,
-  hover_message = NULL, background_as_tile = TRUE)
+  tooltip = NULL, background_as_tile = TRUE)
 }
 \arguments{
 \item{x}{Things to be formated. It could be a vector of numbers or strings.}
@@ -38,8 +38,8 @@
 
 \item{angle}{0-360, degree that the text will rotate. Can be a vector.}
 
-\item{hover_message}{A vector of strings to be displayed as hover message.
-Of course, this feature is nly available in HTML.}
+\item{tooltip}{A vector of strings to be displayed as tooltip.
+Of course, this feature is only available in HTML.}
 
 \item{background_as_tile}{T/F value indicating if you want to have round
 cornered tile as background.}