diff --git a/ffmpeg.lock b/ffmpeg.lock
index b4d046e..1edeaf1 100644
--- a/ffmpeg.lock
+++ b/ffmpeg.lock
@@ -1,12 +1,12 @@
 # ffmpeg.lock - written only by `ffmpeg-build update` / `ffmpeg-build lock`. Do not edit.
-engine: 0.0.14
+engine: 0.0.15
 ffmpeg:
   "8": { version: 8.1.3, sha256: 7138d28c96d9d3e3af4ee3d8cad72741f8ffb40da90c1112235dea3ecd3178a3 }
   "9": { version: 9.0.2, sha256: 8c3850283eb25fa026482078a04051e0be17347b09ef81a0849bec15a96e002e }
 libraries:
   amf: { version: 1.5.3, commit: 57ee0cfb0e1a08d9041f77435653794c1b012be0 }
   aom: { version: 3.15.2, commit: af3dc9aadc793c1b00edc003e3fc19a44fdeb574 }
-  brotli: { version: 1.2.0, commit: 028fb5a23661f123017c060daa546b55cf4bde29 }
+  brotli: { version: 1.2.1, commit: db24a98aed38a16de78cc05ca15cdd8dc2a0d92d }
   chromaprint: { version: 1.6.2, commit: 3b38c100022bdfb49be7797c4828a476f1621d55 }
   dav1d: { version: 1.5.4, commit: 54706fc6bc0cdecab7e9593974a4039cc038fca7 }
   fontconfig: { version: 2.18.3, commit: 0f236723a3c26bd9745e32ba2b3ee21e5f809295 }
@@ -42,7 +42,7 @@ libraries:
   nettle: { version: 4.0, sha256: 3addbc00da01846b232fb3bc453538ea5468da43033f21bb345cb1e9073f5094 }
   nv-codec: { version: 13.0.19.1, commit: 88fee5c37318c991a8762d423530f91681e32e3a }
   opencore-amr: { version: 0.1.6, sha256: 483eb4061088e2b34b358e47540b5d495a96cd468e361050fae615b1809dc4a1 }
-  openh264: { version: 2.6.0, commit: 652bdb7719f30b52b08e506645a7322ff1b2cc6f }
+  openh264: { version: 2.7.0, commit: 1bca62311e447fd9c39fc93de2c4b96cd5ce971c }
   openjpeg: { version: 2.5.4, commit: 6c4a29b00211eb0430fa0e5e890f1ce5c80f409f }
   openssl: { version: 3.5.9, commit: 45e844fa2a14ec92d146bd8f5778ac130b6625fb }
   opus: { version: 1.6.1, commit: 22244de5a79bd1d6d623c32e72bf1954b56235be }