diff --git a/Cargo.lock b/Cargo.lock
index f1f4fea..795b67d 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -45,9 +45,9 @@ checksum = "cf1de2fe8c75bc145a2f577add951f8134889b4795d47466a54a5c846d691693"
 
 [[package]]
 name = "bytes"
-version = "0.6.0"
+version = "1.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e0dcbc35f504eb6fc275a6d20e4ebcda18cf50d40ba6fabff8c711fa16cb3b16"
+checksum = "ad1f8e949d755f9d79112b5bb46938e0ef9d3804a0b16dfab13aafcaa5f0fa72"
 
 [[package]]
 name = "cfg-if"
@@ -708,13 +708,12 @@ dependencies = [
 
 [[package]]
 name = "tokio"
-version = "0.3.6"
+version = "1.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "720ba21c25078711bf456d607987d95bce90f7c3bea5abe1db587862e7a1e87c"
+checksum = "9f4bfdcbd00fa893ac0549b38aa27080636a0104b0d0c38475a99439405e1df8"
 dependencies = [
  "autocfg",
  "bytes",
- "futures-core",
  "libc",
  "memchr",
  "mio",
@@ -723,16 +722,15 @@ dependencies = [
  "parking_lot",
  "pin-project-lite",
  "signal-hook-registry",
- "slab",
  "tokio-macros",
  "winapi",
 ]
 
 [[package]]
 name = "tokio-macros"
-version = "0.3.1"
+version = "1.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "21d30fdbb5dc2d8f91049691aa1a9d4d4ae422a21c334ce8936e5886d30c5c45"
+checksum = "42517d2975ca3114b22a16192634e8241dc5cc1f130be194645970cc1c371494"
 dependencies = [
  "proc-macro2",
  "quote",
diff --git a/Cargo.toml b/Cargo.toml
index 4ef2546..b6c8998 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -21,4 +21,4 @@ serde = { version = "1.0.118", features = ["derive"] }
 serde_json = "1.0"
 snafu = "0.6.10"
 tempfile = "3.1.0"
-tokio = { version = "0.3.6", features = ["full"] }
+tokio = { version = "1.0.0", features = ["full"] }
diff --git a/default.nix b/default.nix
index fe63ef7..e0be259 100644
--- a/default.nix
+++ b/default.nix
@@ -10,5 +10,5 @@ in rustPlatform.buildRustPackage {
   version = "0.1.0";
 
   src = ./.;
-  cargoSha256 = "1ayfw41kaa5wcqym4sz1l44gldi0qz1pfhfsqd53hgaim4nqiwrn";
+  cargoSha256 = "0gwjbzvx6hlbjb8892rc2p9rj5l432y13aq1nxr2h71rgqppxflg";
 }