diff --git a/Cargo.lock b/Cargo.lock
index 0c7add9d0..c9cdeeec9 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1235,13 +1235,11 @@ dependencies = [
 
 [[package]]
 name = "flate2"
-version = "1.0.23"
+version = "1.0.24"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b39522e96686d38f4bc984b9198e3a0613264abaebaff2c5c918bfa6b6da09af"
+checksum = "f82b0f4c27ad9f8bfd1f3208d882da2b09c301bc1c828fd3a00d0216d2fbbff6"
 dependencies = [
- "cfg-if 1.0.0",
  "crc32fast",
- "libc",
  "miniz_oxide",
 ]
 
diff --git a/core/Cargo.toml b/core/Cargo.toml
index c087a7762..f1950472b 100644
--- a/core/Cargo.toml
+++ b/core/Cargo.toml
@@ -8,7 +8,7 @@ license = "MIT OR Apache-2.0"
 [dependencies]
 byteorder = "1.4"
 bitstream-io = "1.3.0"
-flate2 = "1.0.23"
+flate2 = "1.0.24"
 fnv = "1.0.7"
 gc-arena = { git = "https://github.com/ruffle-rs/gc-arena" }
 generational-arena = "0.2.8"