diff --git a/packages/cli/src/server/fileWatcher.test.ts b/packages/cli/src/server/fileWatcher.test.ts
index d2db06b94..b64e02452 100644
--- a/packages/cli/src/server/fileWatcher.test.ts
+++ b/packages/cli/src/server/fileWatcher.test.ts
@@ -25,6 +25,7 @@ describe("shouldWatchProjectFile", () => {
     expect(shouldWatchProjectFile(".hyperframes/cache.json")).toBe(false);
     expect(shouldWatchProjectFile(".transcode-cache/proxy.mp4")).toBe(false);
     expect(shouldWatchProjectFile(".thumbnails/frame.jpg")).toBe(false);
+    expect(shouldWatchProjectFile(".waveform-cache/peaks.json")).toBe(false);
   });
 });
 
diff --git a/packages/cli/src/server/fileWatcher.ts b/packages/cli/src/server/fileWatcher.ts
index a73c995e5..5d7a00bee 100644
--- a/packages/cli/src/server/fileWatcher.ts
+++ b/packages/cli/src/server/fileWatcher.ts
@@ -15,6 +15,7 @@ const WATCHER_EXCLUDED_DIRS = new Set([
   ".next",
   ".thumbnails",
   ".transcode-cache",
+  ".waveform-cache",
   ".vite",
   "build",
   "coverage",