diff --git a/cmd/coordinator/remote.go b/cmd/coordinator/remote.go
index 861c204..09c6246 100644
--- a/cmd/coordinator/remote.go
+++ b/cmd/coordinator/remote.go
@@ -34,8 +34,8 @@
 	"time"
 	"unsafe"
 
+	"github.com/creack/pty"
 	"github.com/gliderlabs/ssh"
-	"github.com/kr/pty"
 	"golang.org/x/build/buildlet"
 	"golang.org/x/build/dashboard"
 	"golang.org/x/build/internal/coordinator/pool"
diff --git a/go.mod b/go.mod
index a6eb2cb..28cc996 100644
--- a/go.mod
+++ b/go.mod
@@ -13,6 +13,7 @@
 	github.com/aws/aws-sdk-go v1.30.15
 	github.com/bradfitz/go-smtpd v0.0.0-20170404230938-deb6d6237625
 	github.com/coreos/go-systemd v0.0.0-20190719114852-fd7a80b32e1f
+	github.com/creack/pty v1.1.15
 	github.com/davecgh/go-spew v1.1.1
 	github.com/gliderlabs/ssh v0.3.3
 	github.com/golang/protobuf v1.4.3
@@ -25,7 +26,6 @@
 	github.com/gregjones/httpcache v0.0.0-20180305231024-9cad4c3443a7
 	github.com/jackc/pgx/v4 v4.13.0
 	github.com/jellevandenhooff/dkim v0.0.0-20150330215556-f50fe3d243e1
-	github.com/kr/pty v1.1.8
 	github.com/tarm/serial v0.0.0-20180830185346-98f6abe2eb07
 	go.opencensus.io v0.23.0
 	go4.org v0.0.0-20180809161055-417644f6feb5
diff --git a/go.sum b/go.sum
index ea5fb15..858ea59 100644
--- a/go.sum
+++ b/go.sum
@@ -106,8 +106,9 @@
 github.com/coreos/go-systemd v0.0.0-20190719114852-fd7a80b32e1f/go.mod h1:F5haX7vjVVG0kc13fIWeqUViNPyEJxv/OmvnBo0Yme4=
 github.com/coreos/pkg v0.0.0-20160727233714-3ac0863d7acf/go.mod h1:E3G3o1h8I7cfcXa63jLwjI0eiQQMgzzUDFVpN/nH/eA=
 github.com/cpuguy83/go-md2man/v2 v2.0.0-20190314233015-f79a8a8ca69d/go.mod h1:maD7wRr/U5Z6m/iR4s+kqSMx2CaBsrgA7czyZG/E6dU=
-github.com/creack/pty v1.1.7 h1:6pwm8kMQKCmgUg0ZHTm5+/YvRK0s3THD/28+T6/kk4A=
 github.com/creack/pty v1.1.7/go.mod h1:lj5s0c3V2DBrqTV7llrYr5NG6My20zk30Fl46Y7DoTY=
+github.com/creack/pty v1.1.15 h1:cKRCLMj3Ddm54bKSpemfQ8AtYFBhAI2MPmdys22fBdc=
+github.com/creack/pty v1.1.15/go.mod h1:MOBLtS5ELjhRRrroQr9kyvTxUAFNvYEK993ew/Vr4O4=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
@@ -337,7 +338,6 @@
 github.com/kr/pretty v0.1.0 h1:L/CwN0zerZDmRFUapSPitk6f+Q3+0za1rQkzVuMiMFI=
 github.com/kr/pretty v0.1.0/go.mod h1:dAy3ld7l9f0ibDNOQOHHMYYIIbhfbHSm3C4ZsoJORNo=
 github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ=
-github.com/kr/pty v1.1.8 h1:AkaSdXYQOWeaO3neb8EM634ahkXXe3jYbVh/F9lq+GI=
 github.com/kr/pty v1.1.8/go.mod h1:O1sed60cT9XZ5uDucP5qwvh+TE3NnUj51EiZO/lmSfw=
 github.com/kr/text v0.1.0 h1:45sCR5RtlFHMR4UwH9sdQ5TC8v0qDQCHnXt+kaKSTVE=
 github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI=