diff --git a/Readme.org b/Readme.org
index cf6ef98..55bfd9e 100755
--- a/Readme.org
+++ b/Readme.org
@@ -418,7 +418,7 @@ $ git clone https://github.com/yjwen/org-reveal.git
       =reveal_center=, =reveal_rolling_links=, =reveal_keyboard=, =reveal_overview=
     - Custom variables:\\
       =org-reveal-control=, =org-reveal-progress=,
-      =org-reveal-history=, =org-reveal-center=, =org-reveal-rolling-links=, =org-reveal-keyaboard=, =org-reveal-overview=
+      =org-reveal-history=, =org-reveal-center=, =org-reveal-rolling-links=, =org-reveal-keyboard=, =org-reveal-overview=
 
     For an example, please refer to the heading part of this document.
 ** Source Codes