diff --git a/Cargo.lock b/Cargo.lock
index ce11df2..8a5c50a 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -361,7 +361,7 @@ dependencies = [
  "clap 2.33.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "env_logger 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "irc 0.13.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "isatty 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
+ "isatty 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -415,14 +415,8 @@ dependencies = [
 
 [[package]]
 name = "isatty"
-version = "0.1.9"
+version = "0.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "cfg-if 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.71 (registry+https://github.com/rust-lang/crates.io-index)",
- "redox_syscall 0.1.56 (registry+https://github.com/rust-lang/crates.io-index)",
- "winapi 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)",
-]
 
 [[package]]
 name = "kernel32-sys"
@@ -1294,7 +1288,7 @@ dependencies = [
 "checksum humantime 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)" = "df004cfca50ef23c36850aaaa59ad52cc70d0e90243c3c7737a4dd32dc7a3c4f"
 "checksum iovec 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)" = "b2b3ea6ff95e175473f8ffe6a7eb7c00d054240321b84c57051175fe3c1e075e"
 "checksum irc 0.13.6 (registry+https://github.com/rust-lang/crates.io-index)" = "8eb7666c9ae95dc77b874467e347bde3789773b6f48887fb3384bfe29552b466"
-"checksum isatty 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)" = "e31a8281fc93ec9693494da65fbf28c0c2aa60a2eaec25dc58e2f31952e95edc"
+"checksum isatty 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "05ed1865a9f01be9ed3bd618b241fb46bf2fbf1563368ca275fb491f0ecb5047"
 "checksum kernel32-sys 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)" = "7507624b29483431c0ba2d82aece8ca6cdba9382bff4ddd0f7490560c056098d"
 "checksum lazy_static 0.1.16 (registry+https://github.com/rust-lang/crates.io-index)" = "cf186d1a8aa5f5bee5fd662bc9c1b949e0259e1bcc379d1f006847b0080c7417"
 "checksum lazy_static 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "e2abad23fbc42b3700f2f279844dc832adb2b2eb069b2df918f455c4e18cc646"
diff --git a/Cargo.toml b/Cargo.toml
index 579f7ea..26369ce 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -14,4 +14,4 @@ chan = "~0.1.0"
 chan-signal = "~0.1.0"
 log = "0.3"
 env_logger = "0.7"
-isatty = "0.1"
+isatty = "0.2"