diff --git a/bigbluebutton-html5/imports/ui/components/presentation/presentation-overlay/component.jsx b/bigbluebutton-html5/imports/ui/components/presentation/presentation-overlay/component.jsx
index 08ab019db5786475802b151b830077f6fa71237d..e490371c7f1c26dc116e416b61ad4a0e89a85bc0 100755
--- a/bigbluebutton-html5/imports/ui/components/presentation/presentation-overlay/component.jsx
+++ b/bigbluebutton-html5/imports/ui/components/presentation/presentation-overlay/component.jsx
@@ -144,7 +144,7 @@ export default class PresentationOverlay extends Component {
     if (!this.props.fitToWidth && prevProps.fitToWidth) {
       this.viewportH = slideHeight;
       this.viewportW = slideWidth;
-      this.doZoomCall(zoom, 0, 0);
+      this.doZoomCall(HUNDRED_PERCENT, 0, 0);
     }
   }