diff --git a/Cargo.lock b/Cargo.lock
index 117aa09..403e528 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -554,7 +554,7 @@ dependencies = [
 
 [[package]]
 name = "lz4-sys"
-version = "1.8.3"
+version = "1.9.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "cc 1.0.34 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -926,7 +926,7 @@ version = "0.11.1-0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "libz-sys 1.0.25 (registry+https://github.com/rust-lang/crates.io-index)",
- "lz4-sys 1.8.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "lz4-sys 1.9.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "num_cpus 0.2.13 (registry+https://github.com/rust-lang/crates.io-index)",
  "pkg-config 0.3.14 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -1707,7 +1707,7 @@ dependencies = [
 "checksum lock_api 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)" = "62ebf1391f6acad60e5c8b43706dde4582df75c06698ab44511d15016bc2442c"
 "checksum log 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)" = "e19e8d5c34a3e0e2223db8e060f9e8264aeeb5c5fc64a4ee9965c062211c024b"
 "checksum log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)" = "c84ec4b527950aa83a329754b01dbe3f58361d1c5efacd1f6d68c494d08a17c6"
-"checksum lz4-sys 1.8.3 (registry+https://github.com/rust-lang/crates.io-index)" = "20ab022822e9331c58d373acdd6b98085bace058ac6837b8266f213a2fccdafe"
+"checksum lz4-sys 1.9.4 (registry+https://github.com/rust-lang/crates.io-index)" = "57d27b317e207b10f69f5e75494119e391a96f48861ae870d1da6edac98ca900"
 "checksum matches 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)" = "7ffc5c5338469d4d3ea17d269fa8ea3512ad247247c30bd2df69e68309ed0a08"
 "checksum maud 0.20.0 (registry+https://github.com/rust-lang/crates.io-index)" = "337b4b2512ff8809450badd92cf3b529dc6108e333dfa1626971412f8de5793b"
 "checksum maud_htmlescape 0.17.0 (registry+https://github.com/rust-lang/crates.io-index)" = "d0fb85bccffc42302ad1e1ed8679f6a39d1317f775a37fbc3f79bdfbe054bfb7"