diff --git a/Cargo.lock b/Cargo.lock
index 5694fe1..3e8c221 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -16,7 +16,7 @@ dependencies = [
 
 [[package]]
 name = "atty"
-version = "0.2.8"
+version = "0.2.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "libc 0.2.40 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -48,7 +48,7 @@ version = "2.31.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "ansi_term 0.11.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "atty 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "atty 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "bitflags 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "strsim 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "textwrap 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -230,7 +230,7 @@ dependencies = [
 name = "ripgrep"
 version = "0.8.1"
 dependencies = [
- "atty 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "atty 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "bytecount 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "clap 2.31.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "encoding_rs 0.7.2 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -376,7 +376,7 @@ dependencies = [
 [metadata]
 "checksum aho-corasick 0.6.4 (registry+https://github.com/rust-lang/crates.io-index)" = "d6531d44de723825aa81398a6415283229725a00fa30713812ab9323faa82fc4"
 "checksum ansi_term 0.11.0 (registry+https://github.com/rust-lang/crates.io-index)" = "ee49baf6cb617b853aa8d93bf420db2383fab46d314482ca2803b40d5fde979b"
-"checksum atty 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)" = "af80143d6f7608d746df1520709e5d141c96f240b0e62b0aa41bdfb53374d9d4"
+"checksum atty 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)" = "8352656fd42c30a0c3c89d26dea01e3b77c0ab2af18230835c15e2e13cd51859"
 "checksum bitflags 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)" = "b3c30d3802dfb7281680d6285f2ccdaa8c2d8fee41f93805dba5c4cf50dc23cf"
 "checksum bytecount 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)" = "882585cd7ec84e902472df34a5e01891202db3bf62614e1f0afe459c1afcf744"
 "checksum cfg-if 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)" = "d4c819a1287eb618df47cc647173c5c4c66ba19d888a6e50d605672aed3140de"
diff --git a/Cargo.toml b/Cargo.toml
index 750b597..cc11bbe 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -33,7 +33,7 @@ path = "tests/tests.rs"
 members = ["grep", "globset", "ignore", "termcolor", "wincolor"]
 
 [dependencies]
-atty = "0.2.2"
+atty = "=0.2.6"
 bytecount = "0.3.1"
 encoding_rs = "0.7"
 globset = { version = "0.3.0", path = "globset" }