diff --git a/ui/src/app/api/datasets/listImages/route.ts b/ui/src/app/api/datasets/listImages/route.ts
index 74828b3f..7f144f8c 100644
--- a/ui/src/app/api/datasets/listImages/route.ts
+++ b/ui/src/app/api/datasets/listImages/route.ts
@@ -36,7 +36,7 @@ export async function POST(request: Request) {
  * @returns Array of absolute paths to image files
  */
 function findImagesRecursively(dir: string): string[] {
-  const imageExtensions = ['.png', '.jpg', '.jpeg', '.webp', '.mp4', '.avi', '.mov', '.mkv', '.wmv', '.m4v', '.flv', '.mp3', '.wav'];
+  const imageExtensions = ['.png', '.jpg', '.jpeg', '.webp', '.mp4', '.avi', '.mov', '.mkv', '.wmv', '.m4v', '.flv', '.mp3', '.wav', '.flac', '.ogg'];
   let results: string[] = [];
 
   const items = fs.readdirSync(dir);
diff --git a/ui/src/app/api/files/[...filePath]/route.ts b/ui/src/app/api/files/[...filePath]/route.ts
index 689bebbe..4d9f44b7 100644
--- a/ui/src/app/api/files/[...filePath]/route.ts
+++ b/ui/src/app/api/files/[...filePath]/route.ts
@@ -62,6 +62,8 @@ export async function GET(request: NextRequest, { params }: { params: { filePath
       // Audio
       '.mp3': 'audio/mpeg',
       '.wav': 'audio/wav',
+      '.flac': 'audio/flac',
+      '.ogg': 'audio/ogg',
     };
 
     const contentType = contentTypeMap[ext] || 'application/octet-stream';
diff --git a/ui/src/app/api/img/[...imagePath]/route.ts b/ui/src/app/api/img/[...imagePath]/route.ts
index 26f3353a..8bbf358d 100644
--- a/ui/src/app/api/img/[...imagePath]/route.ts
+++ b/ui/src/app/api/img/[...imagePath]/route.ts
@@ -24,6 +24,8 @@ const contentTypeMap: { [key: string]: string } = {
   // Audio
   '.mp3': 'audio/mpeg',
   '.wav': 'audio/wav',
+  '.flac': 'audio/flac',
+  '.ogg': 'audio/ogg',
 };
 
 export async function GET(request: NextRequest, { params }: { params: { imagePath: string } }) {
diff --git a/ui/src/app/api/img/delete/route.ts b/ui/src/app/api/img/delete/route.ts
index 2b5b16a3..b6f56d69 100644
--- a/ui/src/app/api/img/delete/route.ts
+++ b/ui/src/app/api/img/delete/route.ts
@@ -15,7 +15,7 @@ export async function POST(request: Request) {
     }
 
     // make sure it is an image
-    if (!/\.(jpg|jpeg|png|bmp|gif|tiff|webp|mp4|mp3|wav)$/i.test(imgPath.toLowerCase())) {
+    if (!/\.(jpg|jpeg|png|bmp|gif|tiff|webp|mp4|mp3|wav|flac|ogg)$/i.test(imgPath.toLowerCase())) {
       return NextResponse.json({ error: 'Not an image' }, { status: 400 });
     }
 
diff --git a/ui/src/app/api/jobs/[jobID]/samples/route.ts b/ui/src/app/api/jobs/[jobID]/samples/route.ts
index fb93e7f4..05918bd6 100644
--- a/ui/src/app/api/jobs/[jobID]/samples/route.ts
+++ b/ui/src/app/api/jobs/[jobID]/samples/route.ts
@@ -29,7 +29,7 @@ export async function GET(request: NextRequest, { params }: { params: { jobID: s
   const samples = fs
     .readdirSync(samplesFolder)
     .filter(file => {
-      return file.endsWith('.png') || file.endsWith('.jpg') || file.endsWith('.jpeg') || file.endsWith('.webp') || file.endsWith('.mp4') || file.endsWith('mp3') || file.endsWith('wav');
+      return file.endsWith('.png') || file.endsWith('.jpg') || file.endsWith('.jpeg') || file.endsWith('.webp') || file.endsWith('.mp4') || file.endsWith('mp3') || file.endsWith('wav') || file.endsWith('flac') || file.endsWith('ogg');
     })
     .map(file => {
       return path.join(samplesFolder, file);
diff --git a/ui/src/components/AddImagesModal.tsx b/ui/src/components/AddImagesModal.tsx
index 074b7f7d..ee82ff67 100644
--- a/ui/src/components/AddImagesModal.tsx
+++ b/ui/src/components/AddImagesModal.tsx
@@ -210,7 +210,7 @@ export default function AddImagesModal() {
     () => ({
       'image/*': ['.png', '.jpg', '.jpeg', '.gif', '.bmp', '.webp'],
       'video/*': ['.mp4', '.avi', '.mov', '.mkv', '.wmv', '.m4v', '.flv'],
-      'audio/*': ['.mp3', '.wav'],
+      'audio/*': ['.mp3', '.wav', '.flac', '.ogg'],
       'text/*': ['.txt'],
     }),
     [],
diff --git a/ui/src/helpers/captionJobConfig.ts b/ui/src/helpers/captionJobConfig.ts
index 074613f2..c6dbe26d 100644
--- a/ui/src/helpers/captionJobConfig.ts
+++ b/ui/src/helpers/captionJobConfig.ts
@@ -18,7 +18,7 @@ export const defaultCaptionJobConfig: CaptionJobConfig = {
           quantize: true,
           qtype: 'float8',
           low_vram: true,
-          extensions: ['mp3', 'wav'],
+          extensions: ['mp3', 'wav', 'flac', 'ogg'],
           path_to_caption: '',
           recaption: false,
         },
diff --git a/ui/src/helpers/captionOptions.ts b/ui/src/helpers/captionOptions.ts
index 64c8d8d8..35392276 100644
--- a/ui/src/helpers/captionOptions.ts
+++ b/ui/src/helpers/captionOptions.ts
@@ -16,7 +16,7 @@ export interface CaptionOption {
 
 const defaultNameOrPath = '';
 
-const extensionsAudio = ['mp3', 'wav'];
+const extensionsAudio = ['mp3', 'wav', 'flac', 'ogg'];
 const extensionsImage = ['jpg', 'jpeg', 'png', 'bmp', 'webp'];
 
 const defaultExtensions = [...extensionsImage];
diff --git a/ui/src/utils/basic.ts b/ui/src/utils/basic.ts
index f178e0ad..4870a569 100644
--- a/ui/src/utils/basic.ts
+++ b/ui/src/utils/basic.ts
@@ -6,7 +6,7 @@ export const wait = (ms: number) => new Promise(resolve => setTimeout(resolve, m
 
 export const imgExtensions = ['.jpg', '.jpeg', '.png', '.gif', '.webp', '.svg', '.bmp'];
 export const videoExtensions = ['.mp4', '.avi', '.mov', '.mkv', '.wmv', '.m4v', '.flv'];
-export const audioExtensions = ['.mp3', '.wav'];
+export const audioExtensions = ['.mp3', '.wav', '.flac', '.ogg'];
 
 export const isVideo = (filePath: string) => videoExtensions.includes(filePath.toLowerCase().slice(-4));
 export const isImage = (filePath: string) => imgExtensions.includes(filePath.toLowerCase().slice(-4));