diff --git a/js/reveal.js b/js/reveal.js
index 3a1c172..0458fc7 100644
--- a/js/reveal.js
+++ b/js/reveal.js
@@ -3975,7 +3975,7 @@
 			if( toProps.styles[propertyName] === fromProps.styles[propertyName] ) {
 				delete toProps.styles[propertyName];
 			}
-		};
+		}
 
 		var css = '';