diff --git a/src/lib/viewers/error/PreviewErrorViewer.js b/src/lib/viewers/error/PreviewErrorViewer.js
index 097376160..955876b07 100644
--- a/src/lib/viewers/error/PreviewErrorViewer.js
+++ b/src/lib/viewers/error/PreviewErrorViewer.js
@@ -80,8 +80,7 @@ class PreviewErrorViewer extends BaseViewer {
 
         const { displayMessage, details, message } = error;
         const { file } = this.options;
-        const { extension } = file || {};
-        const iconExtension = extension === 'flv' || extension === 'tgz' || extension === 'zip' ? extension : undefined;
+        const { extension: iconExtension } = file || {};
 
         // Display the default or file-specific error icon
         this.errorIcon = new ErrorIcon({ containerEl: this.iconEl });
diff --git a/src/lib/viewers/error/__tests__/PreviewErrorViewer-test.js b/src/lib/viewers/error/__tests__/PreviewErrorViewer-test.js
index c1c282d8d..919a93d19 100644
--- a/src/lib/viewers/error/__tests__/PreviewErrorViewer-test.js
+++ b/src/lib/viewers/error/__tests__/PreviewErrorViewer-test.js
@@ -55,7 +55,8 @@ describe('lib/viewers/error/PreviewErrorViewer', () => {
             ['zip', 'zip'],
             ['tgz', 'tgz'],
             ['flv', 'flv'],
-            ['blah', undefined],
+            ['pdf', 'pdf'],
+            ['pptx', 'pptx'],
         ])('should set appropriate icon', (fileExtension, iconExtension) => {
             const err = new PreviewError('some_code');
             error.options.file.extension = fileExtension;