diff --git a/css/print/pdf.css b/css/print/pdf.css
index 834018bd..f509d5b5 100644
--- a/css/print/pdf.css
+++ b/css/print/pdf.css
@@ -157,7 +157,7 @@ ul, ol, div, p {
 }
 
 /* Display slide speaker notes when 'showNotes' is enabled */
-.reveal .speaker-notes {
+.reveal .speaker-notes-pdf {
 	display: block;
 	width: 100%;
 	max-height: none;
diff --git a/js/reveal.js b/js/reveal.js
index e517b33f..ae682ac8 100644
--- a/js/reveal.js
+++ b/js/reveal.js
@@ -580,8 +580,9 @@
 					if( notes ) {
 						var notesElement = document.createElement( 'div' );
 						notesElement.classList.add( 'speaker-notes' );
+						notesElement.classList.add( 'speaker-notes-pdf' );
 						notesElement.innerHTML = notes;
-						notesElement.style.bottom = 40 - ( ( pageHeight - contentHeight ) / 2 ) + 'px';
+						notesElement.style.bottom = ( 40 - top ) + 'px';
 						slide.appendChild( notesElement );
 					}
 				}