diff --git a/go.mod b/go.mod
index 8d40940dcd2..7b0f0d47614 100644
--- a/go.mod
+++ b/go.mod
@@ -318,7 +318,7 @@ replace (
 	github.com/mailru/easyjson => github.com/mailru/easyjson v0.7.0
 	github.com/marten-seemann/qtls => github.com/marten-seemann/qtls v0.2.3
 	github.com/mattn/go-colorable => github.com/mattn/go-colorable v0.0.9
-	github.com/mattn/go-isatty => github.com/mattn/go-isatty v0.0.9
+	github.com/mattn/go-isatty => github.com/mattn/go-isatty v0.0.4
 	github.com/mattn/go-runewidth => github.com/mattn/go-runewidth v0.0.2
 	github.com/matttproud/golang_protobuf_extensions => github.com/matttproud/golang_protobuf_extensions v1.0.2-0.20181231171920-c182affec369
 	github.com/mholt/certmagic => github.com/mholt/certmagic v0.6.2-0.20190624175158-6a42ef9fe8c2
diff --git a/go.sum b/go.sum
index 5677cb25355..60915d6e2af 100644
--- a/go.sum
+++ b/go.sum
@@ -298,8 +298,7 @@ github.com/mailru/easyjson v0.7.0/go.mod h1:KAzv3t3aY1NaHWoQz1+4F1ccyAH66Jk7yos7
 github.com/marten-seemann/qtls v0.2.3/go.mod h1:xzjG7avBwGGbdZ8dTGxlBnLArsVKLvwmjgmPuiQEcYk=
 github.com/mattn/go-colorable v0.0.9 h1:UVL0vNpWh04HeJXV0KLcaT7r06gOH2l4OW6ddYRUIY4=
 github.com/mattn/go-colorable v0.0.9/go.mod h1:9vuHe8Xs5qXnSaW/c/ABM9alt+Vo+STaOChaDxuIBZU=
-github.com/mattn/go-isatty v0.0.9 h1:d5US/mDsogSGW37IV293h//ZFaeajb69h+EHFsv2xGg=
-github.com/mattn/go-isatty v0.0.9/go.mod h1:YNRxwqDuOph6SZLI9vUUz6OYw3QyUt7WiY2yME+cCiQ=
+github.com/mattn/go-isatty v0.0.4/go.mod h1:M+lRXTBqGeGNdLjl/ufCoiOlB5xdOkqRJdNxMWT7Zi4=
 github.com/mattn/go-runewidth v0.0.2/go.mod h1:LwmH8dsx7+W8Uxz3IHJYH5QSwggIsqBzpuz5H//U1FU=
 github.com/matttproud/golang_protobuf_extensions v1.0.2-0.20181231171920-c182affec369 h1:I0XW9+e1XWDxdcEniV4rQAIOPUGDq67JSCiRCgGCZLI=
 github.com/matttproud/golang_protobuf_extensions v1.0.2-0.20181231171920-c182affec369/go.mod h1:BSXmuO+STAnVfrANrmjBb36TMTDstsz7MSK+HVaYKv4=