diff --git a/web/apps/cast/src/constants/upload.ts b/web/apps/cast/src/constants/upload.ts
deleted file mode 100644
index 2ae1c4383..000000000
--- a/web/apps/cast/src/constants/upload.ts
+++ /dev/null
@@ -1,13 +0,0 @@
-export const RAW_FORMATS = [
-    "heic",
-    "rw2",
-    "tiff",
-    "arw",
-    "cr3",
-    "cr2",
-    "raf",
-    "nef",
-    "psd",
-    "dng",
-    "tif",
-];
diff --git a/web/apps/cast/src/pages/slideshow.tsx b/web/apps/cast/src/pages/slideshow.tsx
index 8554524b2..4ffc4d335 100644
--- a/web/apps/cast/src/pages/slideshow.tsx
+++ b/web/apps/cast/src/pages/slideshow.tsx
@@ -1,4 +1,6 @@
 import { FILE_TYPE } from "@/media/file-type";
+import { isNonWebImageFileExtension } from "@/media/formats";
+import { nameAndExtension } from "@/next/file";
 import log from "@/next/log";
 import PairedSuccessfullyOverlay from "components/PairedSuccessfullyOverlay";
 import { PhotoAuditorium } from "components/PhotoAuditorium";
@@ -11,7 +13,7 @@ import {
 } from "services/cast/castService";
 import { Collection } from "types/collection";
 import { EnteFile } from "types/file";
-import { getPreviewableImage, isRawFileFromFileName } from "utils/file";
+import { getPreviewableImage } from "utils/file";
 
 const renderableFileURLCache = new Map<number, string>();
 
@@ -74,7 +76,9 @@ export default function Slideshow() {
 
         if (file.info.fileSize > 100 * 1024 * 1024) return false;
 
-        if (isRawFileFromFileName(file.metadata.title)) return false;
+        const [, extension] = nameAndExtension(file.metadata.title);
+
+        if (isNonWebImageFileExtension(extension)) return false;
 
         return true;
     };
diff --git a/web/apps/cast/src/utils/file.ts b/web/apps/cast/src/utils/file.ts
index 91961b7be..02c6b8134 100644
--- a/web/apps/cast/src/utils/file.ts
+++ b/web/apps/cast/src/utils/file.ts
@@ -2,7 +2,6 @@ import { FILE_TYPE } from "@/media/file-type";
 import { decodeLivePhoto } from "@/media/live-photo";
 import log from "@/next/log";
 import ComlinkCryptoWorker from "@ente/shared/crypto";
-import { RAW_FORMATS } from "constants/upload";
 import CastDownloadManager from "services/castDownloadManager";
 import { detectMediaMIMEType } from "services/detect-type";
 import {
@@ -95,15 +94,6 @@ export function generateStreamFromArrayBuffer(data: Uint8Array) {
     });
 }
 
-export function isRawFileFromFileName(fileName: string) {
-    for (const rawFormat of RAW_FORMATS) {
-        if (fileName.toLowerCase().endsWith(rawFormat)) {
-            return true;
-        }
-    }
-    return false;
-}
-
 export function mergeMetadata(files: EnteFile[]): EnteFile[] {
     return files.map((file) => {
         if (file.pubMagicMetadata?.data.editedTime) {