diff --git a/apps/files/src/components/FileEntry/FileEntryPreview.vue b/apps/files/src/components/FileEntry/FileEntryPreview.vue
index 1a7d5d9292f..2e43338cf05 100644
--- a/apps/files/src/components/FileEntry/FileEntryPreview.vue
+++ b/apps/files/src/components/FileEntry/FileEntryPreview.vue
@@ -16,7 +16,6 @@
 
 		<!-- Decorative image, should not be aria documented -->
 		<img v-else-if="previewUrl && backgroundFailed !== true"
-			:key="source.fileid"
 			ref="previewImg"
 			alt=""
 			class="files-list__row-icon-preview"
@@ -135,17 +134,6 @@ export default Vue.extend({
 				return null
 			}
 
-			if (this.source.attributes['has-preview'] !== true
-				&& this.source.mime !== undefined
-				&& this.source.mime !== 'application/octet-stream'
-			) {
-				const previewUrl = generateUrl('/core/mimeicon?mime={mime}', {
-					mime: this.source.mime,
-				})
-				const url = new URL(window.location.origin + previewUrl)
-				return url.href
-			}
-
 			try {
 				const previewUrl = this.source.attributes.previewUrl
 					|| generateUrl('/core/preview?fileId={fileid}', {