diff --git a/Cargo.lock b/Cargo.lock
index 23deeb3..56af0be 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1572,7 +1572,7 @@ dependencies = [
  "gif",
  "jpeg-decoder",
  "num-iter",
- "num-rational",
+ "num-rational 0.3.2",
  "num-traits",
  "png",
  "scoped_threadpool",
@@ -2007,13 +2007,13 @@ checksum = "eb969bc3573726b0bf60238d5d70f1aa6cc0f9e87f8db3e047b8309317319699"
 
 [[package]]
 name = "mp4"
-version = "0.8.3"
+version = "0.9.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "51eb18a88129198ca1e8e92f26038ed6814cd0e608fa43215bf57368604bf093"
+checksum = "78068790576a715922688367e42c952e93f137022f0218510ab05857a4d43c8b"
 dependencies = [
  "byteorder",
- "bytes 0.5.6",
- "num-rational",
+ "bytes 1.1.0",
+ "num-rational 0.4.0",
  "serde",
  "serde_json",
  "thiserror",
@@ -2176,9 +2176,9 @@ dependencies = [
 
 [[package]]
 name = "num-bigint"
-version = "0.3.3"
+version = "0.4.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5f6f7833f2cbf2360a6cfd58cd41a53aa7a90bd4c202f5b1c7dd2ed73c57b2c3"
+checksum = "f93ab6289c7b344a8a9f60f88d80aa20032336fe78da341afc91c8a2341fc75f"
 dependencies = [
  "autocfg",
  "num-integer",
@@ -2213,7 +2213,18 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "12ac428b1cb17fce6f731001d307d351ec70a6d202fc2e60f7d4c5e42d8f4f07"
 dependencies = [
  "autocfg",
- "num-bigint 0.3.3",
+ "num-integer",
+ "num-traits",
+]
+
+[[package]]
+name = "num-rational"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d41702bd167c2df5520b384281bc111a4b5efcf7fbc4c9c222c815b07e0a6a6a"
+dependencies = [
+ "autocfg",
+ "num-bigint 0.4.3",
  "num-integer",
  "num-traits",
  "serde",
diff --git a/Cargo.toml b/Cargo.toml
index fa74d8d..f4da4b4 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -37,7 +37,7 @@ reqwest = { version = "0.11.1", features = ["json", "blocking"] }
 webrtc-sdp = "0.3.8"
 bcrypt = "0.9.0"
 mp3-metadata = "0.3.3"
-mp4 = "0.8.1"
+mp4 = "0.9.2"
 zip = "0.5.10"
 webpage = "1.2.0"
 gouth = "0.2.0"