diff --git a/Cargo.lock b/Cargo.lock
index 0b4cd33c9883..2c181d6e1d73 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -389,7 +389,7 @@ checksum = "3b43422f69d8ff38f95f1b2bb76517c91589a924d1559a0e935d7c8ce0274c11"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.69",
+ "syn 2.0.70",
 ]
 
 [[package]]
@@ -424,7 +424,7 @@ checksum = "c6fa2087f2753a7da8cc1c0dbfcf89579dd57458e36769de5ac750b4671737ca"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.69",
+ "syn 2.0.70",
 ]
 
 [[package]]
@@ -485,7 +485,7 @@ dependencies = [
  "regex",
  "rustc-hash",
  "shlex",
- "syn 2.0.69",
+ "syn 2.0.70",
  "which",
 ]
 
@@ -521,9 +521,9 @@ dependencies = [
 
 [[package]]
 name = "bitstream-io"
-version = "2.4.2"
+version = "2.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "415f8399438eb5e4b2f73ed3152a3448b98149dda642a957ee704e1daa5cf1d8"
+checksum = "3dcde5f311c85b8ca30c2e4198d4326bc342c76541590106f5fa4a50946ea499"
 
 [[package]]
 name = "block"
@@ -627,7 +627,7 @@ checksum = "1ee891b04274a59bd38b412188e24b849617b2e45a0fd8d057deb63e7403761b"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.69",
+ "syn 2.0.70",
 ]
 
 [[package]]
@@ -826,7 +826,7 @@ dependencies = [
  "heck",
  "proc-macro2",
  "quote",
- "syn 2.0.69",
+ "syn 2.0.70",
 ]
 
 [[package]]
@@ -1212,7 +1212,7 @@ dependencies = [
  "ident_case",
  "proc-macro2",
  "quote",
- "syn 2.0.69",
+ "syn 2.0.70",
 ]
 
 [[package]]
@@ -1223,7 +1223,7 @@ checksum = "733cabb43482b1a1b53eee8583c2b9e8684d592215ea83efd305dd31bc2f0178"
 dependencies = [
  "darling_core",
  "quote",
- "syn 2.0.69",
+ "syn 2.0.70",
 ]
 
 [[package]]
@@ -1368,7 +1368,7 @@ checksum = "67e77553c4162a157adbf834ebae5b415acbecbeafc7a74b0e886657506a7611"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.69",
+ "syn 2.0.70",
 ]
 
 [[package]]
@@ -1422,7 +1422,7 @@ checksum = "487585f4d0c6655fe74905e2504d8ad6908e4db67f744eb140876906c2f3175d"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.69",
+ "syn 2.0.70",
 ]
 
 [[package]]
@@ -1589,7 +1589,7 @@ checksum = "f282cfdfe92516eb26c2af8589c274c7c17681f5ecc03c18255fe741c6aa64eb"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.69",
+ "syn 2.0.70",
 ]
 
 [[package]]
@@ -1610,7 +1610,7 @@ checksum = "de0d48a183585823424a4ce1aa132d174a6a81bd540895822eb4c8373a8e49e8"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.69",
+ "syn 2.0.70",
 ]
 
 [[package]]
@@ -1631,7 +1631,7 @@ dependencies = [
  "darling",
  "proc-macro2",
  "quote",
- "syn 2.0.69",
+ "syn 2.0.70",
 ]
 
 [[package]]
@@ -1863,7 +1863,7 @@ dependencies = [
  "once_cell",
  "proc-macro2",
  "quote",
- "syn 2.0.69",
+ "syn 2.0.70",
  "unic-langid",
 ]
 
@@ -1954,7 +1954,7 @@ checksum = "1a5c6c585bc94aaf2c7b51dd4c2ba22680844aba4c687be581871a6f518c5742"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.69",
+ "syn 2.0.70",
 ]
 
 [[package]]
@@ -2041,7 +2041,7 @@ checksum = "87750cf4b7a4c0625b1529e4c543c2182106e4dedc60a2a6455e00d212c489ac"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.69",
+ "syn 2.0.70",
 ]
 
 [[package]]
@@ -2093,7 +2093,7 @@ checksum = "c612a69f5557a11046b77a7408d2836fe77077f842171cd211c5ef504bd3cddd"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.69",
+ "syn 2.0.70",
  "synstructure",
 ]
 
@@ -2986,7 +2986,7 @@ checksum = "f8dccda732e04fa3baf2e17cf835bfe2601c7c2edafd64417c627dabae3a8cda"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.69",
+ "syn 2.0.70",
 ]
 
 [[package]]
@@ -3419,7 +3419,7 @@ checksum = "ed3955f1a9c7c0c15e092f9c887db08b1fc683305fdf6eb6684f22555355e202"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.69",
+ "syn 2.0.70",
 ]
 
 [[package]]
@@ -3469,7 +3469,7 @@ dependencies = [
  "proc-macro-crate",
  "proc-macro2",
  "quote",
- "syn 2.0.69",
+ "syn 2.0.70",
 ]
 
 [[package]]
@@ -3783,7 +3783,7 @@ checksum = "2f38a4412a78282e09a2cf38d195ea5420d15ba0602cb375210efbc877243965"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.69",
+ "syn 2.0.70",
 ]
 
 [[package]]
@@ -3890,7 +3890,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5f12335488a2f3b0a83b14edad48dca9879ce89b2edd10e80237e4e852dd645e"
 dependencies = [
  "proc-macro2",
- "syn 2.0.69",
+ "syn 2.0.70",
 ]
 
 [[package]]
@@ -3943,7 +3943,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ce97fecd27bc49296e5e20518b5a1bb54a14f7d5fe6228bc9686ee2a74915cc8"
 dependencies = [
  "quote",
- "syn 2.0.69",
+ "syn 2.0.70",
 ]
 
 [[package]]
@@ -4427,7 +4427,7 @@ dependencies = [
  "ruffle_video_software",
  "sys-locale",
  "tokio",
- "toml_edit 0.22.14",
+ "toml_edit 0.22.15",
  "tracing",
  "tracing-appender",
  "tracing-subscriber",
@@ -4456,7 +4456,7 @@ dependencies = [
  "tempfile",
  "thiserror",
  "tokio",
- "toml_edit 0.22.14",
+ "toml_edit 0.22.15",
  "tracing",
  "url",
  "urlencoding",
@@ -4485,7 +4485,7 @@ name = "ruffle_macros"
 version = "0.1.0"
 dependencies = [
  "quote",
- "syn 2.0.69",
+ "syn 2.0.70",
 ]
 
 [[package]]
@@ -4926,7 +4926,7 @@ checksum = "e0cd7e117be63d3c3678776753929474f3b04a43a080c744d6b0ae2a8c28e222"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.69",
+ "syn 2.0.70",
 ]
 
 [[package]]
@@ -4949,7 +4949,7 @@ checksum = "6c64451ba24fc7a6a2d60fc75dd9c83c90903b19028d4eff35e88fc1e86564e9"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.69",
+ "syn 2.0.70",
 ]
 
 [[package]]
@@ -5265,9 +5265,9 @@ dependencies = [
 
 [[package]]
 name = "syn"
-version = "2.0.69"
+version = "2.0.70"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "201fcda3845c23e8212cd466bfebf0bd20694490fc0356ae8e428e0824a915a6"
+checksum = "2f0209b68b3613b093e0ec905354eccaedcfe83b8cb37cbdeae64026c3064c16"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -5288,7 +5288,7 @@ checksum = "c8af7666ab7b6390ab78131fb5b0fce11d6b7a6951602017c35fa82800708971"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.69",
+ "syn 2.0.70",
 ]
 
 [[package]]
@@ -5377,7 +5377,7 @@ checksum = "46c3384250002a6d5af4d114f2845d37b57521033f30d5c3f46c4d70e1197533"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.69",
+ "syn 2.0.70",
 ]
 
 [[package]]
@@ -5517,7 +5517,7 @@ checksum = "5f5ae998a069d4b5aba8ee9dad856af7d520c3699e6159b185c2acd48155d39a"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.69",
+ "syn 2.0.70",
 ]
 
 [[package]]
@@ -5553,7 +5553,7 @@ dependencies = [
  "serde",
  "serde_spanned",
  "toml_datetime",
- "toml_edit 0.22.14",
+ "toml_edit 0.22.15",
 ]
 
 [[package]]
@@ -5578,9 +5578,9 @@ dependencies = [
 
 [[package]]
 name = "toml_edit"
-version = "0.22.14"
+version = "0.22.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f21c7aaf97f1bd9ca9d4f9e73b0a6c74bd5afef56f2bc931943a6e1c37e04e38"
+checksum = "d59a3a72298453f564e2b111fa896f8d07fabb36f51f06d7e875fc5e0b5a3ef1"
 dependencies = [
  "indexmap",
  "serde",
@@ -5648,7 +5648,7 @@ checksum = "34704c8d6ebcbc939824180af020566b01a7c01f80641264eba0999f6c2b6be7"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.69",
+ "syn 2.0.70",
 ]
 
 [[package]]
@@ -5843,7 +5843,7 @@ checksum = "1ed7f4237ba393424195053097c1516bd4590dc82b84f2f97c5c69e12704555b"
 dependencies = [
  "proc-macro-hack",
  "quote",
- "syn 2.0.69",
+ "syn 2.0.70",
  "unic-langid-impl",
 ]
 
@@ -6058,7 +6058,7 @@ dependencies = [
  "once_cell",
  "proc-macro2",
  "quote",
- "syn 2.0.69",
+ "syn 2.0.70",
  "wasm-bindgen-shared",
 ]
 
@@ -6092,7 +6092,7 @@ checksum = "e94f17b526d0a461a191c78ea52bbce64071ed5c04c9ffe424dcb38f74171bb7"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.69",
+ "syn 2.0.70",
  "wasm-bindgen-backend",
  "wasm-bindgen-shared",
 ]
@@ -6930,7 +6930,7 @@ dependencies = [
  "proc-macro-crate",
  "proc-macro2",
  "quote",
- "syn 2.0.69",
+ "syn 2.0.70",
  "zvariant_utils",
 ]
 
@@ -6962,7 +6962,7 @@ checksum = "15e934569e47891f7d9411f1a451d947a60e000ab3bd24fbb970f000387d1b3b"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.69",
+ "syn 2.0.70",
 ]
 
 [[package]]
@@ -7025,7 +7025,7 @@ dependencies = [
  "proc-macro-crate",
  "proc-macro2",
  "quote",
- "syn 2.0.69",
+ "syn 2.0.70",
  "zvariant_utils",
 ]
 
@@ -7037,5 +7037,5 @@ checksum = "fc242db087efc22bd9ade7aa7809e4ba828132edc312871584a6b4391bdf8786"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.69",
+ "syn 2.0.70",
 ]
diff --git a/core/Cargo.toml b/core/Cargo.toml
index 841fd6e4bdce..bfa6ecdfa105 100644
--- a/core/Cargo.toml
+++ b/core/Cargo.toml
@@ -13,7 +13,7 @@ workspace = true
 [dependencies]
 linkme = { version = "0.3", optional = true }
 byteorder = "1.5"
-bitstream-io = "2.4.2"
+bitstream-io = "2.5.0"
 flate2 = { workspace = true }
 fnv = "1.0.7"
 gc-arena = { package = "ruffle_gc_arena", path = "../ruffle_gc_arena" }
diff --git a/core/macros/Cargo.toml b/core/macros/Cargo.toml
index 45b491284a1c..ecf596e7ad60 100644
--- a/core/macros/Cargo.toml
+++ b/core/macros/Cargo.toml
@@ -15,4 +15,4 @@ proc-macro = true
 
 [dependencies]
 quote = "1.0.36"
-syn = { version = "2.0.69", features = ["extra-traits", "full"] }
+syn = { version = "2.0.70", features = ["extra-traits", "full"] }
diff --git a/desktop/Cargo.toml b/desktop/Cargo.toml
index 29d43e961fa1..8c102c2ce6b4 100644
--- a/desktop/Cargo.toml
+++ b/desktop/Cargo.toml
@@ -42,7 +42,7 @@ wgpu = { workspace = true }
 futures = { workspace = true }
 chrono = { workspace = true }
 fluent-templates = "0.9.4"
-toml_edit = { version = "0.22.14", features = ["parse"] }
+toml_edit = { version = "0.22.15", features = ["parse"] }
 gilrs = "0.10"
 tokio = { workspace = true, features = ["rt-multi-thread", "macros"]}
 
diff --git a/frontend-utils/Cargo.toml b/frontend-utils/Cargo.toml
index 82c133d24b7b..1c49a4668f08 100644
--- a/frontend-utils/Cargo.toml
+++ b/frontend-utils/Cargo.toml
@@ -11,7 +11,7 @@ version.workspace = true
 workspace = true
 
 [dependencies]
-toml_edit = { version = "0.22.14", features = ["parse"] }
+toml_edit = { version = "0.22.15", features = ["parse"] }
 url = { workspace = true }
 tracing = { workspace = true }
 thiserror = { workspace = true }
diff --git a/swf/Cargo.toml b/swf/Cargo.toml
index d1b92f4def21..6927c25bb4e3 100644
--- a/swf/Cargo.toml
+++ b/swf/Cargo.toml
@@ -13,7 +13,7 @@ workspace = true
 
 [dependencies]
 bitflags = { workspace = true }
-bitstream-io = "2.4.2"
+bitstream-io = "2.5.0"
 byteorder = "1.5"
 encoding_rs = "0.8.34"
 num-derive = { workspace = true }