diff --git a/ox-reveal.el b/ox-reveal.el
index 22b0465..2c1d492 100755
--- a/ox-reveal.el
+++ b/ox-reveal.el
@@ -75,7 +75,7 @@ default fragment style, otherwise return \"fragment style\"."
     (:reveal-title-slide-background "REVEAL_TITLE_SLIDE_BACKGROUND" nil nil t)
     (:reveal-title-slide-background-size "REVEAL_TITLE_SLIDE_BACKGROUND_SIZE" nil nil t)
     (:reveal-title-slide-background-repeat "REVEAL_TITLE_SLIDE_BACKGROUND_REPEAT" nil nil t)
-    (:reveal-title-slide-background-repeat "REVEAL_TITLE_SLIDE_BACKGROUND_TRANSITION" nil nil t)
+    (:reveal-title-slide-background-transition "REVEAL_TITLE_SLIDE_BACKGROUND_TRANSITION" nil nil t)
     (:reveal-mathjax nil "reveal_mathjax" org-reveal-mathjax t)
     (:reveal-mathjax-url "REVEAL_MATHJAX_URL" nil org-reveal-mathjax-url t)
     (:reveal-preamble "REVEAL_PREAMBLE" nil org-reveal-preamble t)