diff --git a/src/components/CaptionedCanvasThumbnail.js b/src/components/CaptionedCanvasThumbnail.js
index ac7cebe2cd631dab7460de2aac6f7f68131fc930..afb24cbeb825ac11f91b256bcea241cf3af25acb 100644
--- a/src/components/CaptionedCanvasThumbnail.js
+++ b/src/components/CaptionedCanvasThumbnail.js
@@ -24,9 +24,6 @@ export class CaptionedCanvasThumbnail extends Component {
           }
           isValid={manifestoCanvas.hasValidDimensions}
           maxHeight={height}
-          style={{
-            maxWidth: `${Math.ceil(height * manifestoCanvas.aspectRatio)}px`,
-          }}
         />
         <div
           className={classNames(ns('canvas-thumb-label'), classes.canvasThumbLabel)}