diff --git a/Cargo.lock b/Cargo.lock
index bc40a5dbe..2db5f3f37 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -297,9 +297,9 @@ dependencies = [
 
 [[package]]
 name = "byteorder"
-version = "1.4.2"
+version = "1.4.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ae44d1a3d5a19df61dd0c8beb138458ac2a53a7ac09eba97d55592540004306b"
+checksum = "14c189c53d098945499cdfa7ecc63567cf3886b3332b312a5b4585d8d3a6a610"
 
 [[package]]
 name = "bytes"
diff --git a/web/Cargo.toml b/web/Cargo.toml
index 61b9e7de2..a640c2ae9 100644
--- a/web/Cargo.toml
+++ b/web/Cargo.toml
@@ -21,7 +21,7 @@ canvas = ["ruffle_render_canvas"]
 webgl = ["ruffle_render_webgl"]
 
 [dependencies]
-byteorder = "1.4.2"
+byteorder = "1.4.3"
 console_error_panic_hook = { version = "0.1.1", optional = true }
 console_log = { version = "0.2", optional = true }
 fnv = "1.0.7"