diff --git a/web/apps/cast/package.json b/web/apps/cast/package.json
index e544cd370..2521f97f1 100644
--- a/web/apps/cast/package.json
+++ b/web/apps/cast/package.json
@@ -7,6 +7,7 @@
         "@ente/accounts": "*",
         "@ente/eslint-config": "*",
         "@ente/shared": "*",
+        "ffmpeg-wasm": "file:../photos/thirdparty/ffmpeg-wasm",
         "jszip": "3.10.1",
         "mime-types": "^2.1.35"
     },
diff --git a/web/yarn.lock b/web/yarn.lock
index 6e7f48715..069f16556 100644
--- a/web/yarn.lock
+++ b/web/yarn.lock
@@ -2610,7 +2610,7 @@ fastq@^1.6.0:
   dependencies:
     reusify "^1.0.4"
 
-"ffmpeg-wasm@file:./apps/photos/thirdparty/ffmpeg-wasm":
+"ffmpeg-wasm@file:./apps/photos/thirdparty/ffmpeg-wasm", "ffmpeg-wasm@file:apps/photos/thirdparty/ffmpeg-wasm":
   version "0.10.1"
   dependencies:
     is-url "^1.2.4"