diff --git a/Cargo.lock b/Cargo.lock
index 12c2a6b..4952c65 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -468,9 +468,9 @@ dependencies = [
 
 [[package]]
 name = "redox_syscall"
-version = "0.5.5"
+version = "0.5.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "62871f2d65009c0256aed1b9cfeeb8ac272833c404e13d53d400cd0dad7a2ac0"
+checksum = "355ae415ccd3a04315d3f8246e86d67689ea74d88d915576e1589a351062a13b"
 dependencies = [
  "bitflags",
 ]