diff --git a/go.mod b/go.mod
index c36f17d..6cfa8b4 100644
--- a/go.mod
+++ b/go.mod
@@ -11,7 +11,7 @@ require (
 	github.com/tailscale/hujson v0.0.0-20221223112325-20486734a56a
 	github.com/tailscale/tailscale-client-go v1.17.0
 	golang.org/x/tools v0.21.0
-	tailscale.com v1.64.2
+	tailscale.com v1.66.4
 )
 
 require (
diff --git a/go.sum b/go.sum
index c09f1ad..ef980ac 100644
--- a/go.sum
+++ b/go.sum
@@ -291,5 +291,5 @@ gopkg.in/yaml.v2 v2.4.0 h1:D8xgwECY7CYvx+Y2n4sBz93Jn9JRvxdiyyo8CTfuKaY=
 gopkg.in/yaml.v2 v2.4.0/go.mod h1:RDklbk79AGWmwhnvt/jBztapEOGDOx6ZbXqjP6csGnQ=
 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
 gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
-tailscale.com v1.64.2 h1:0VNwUsjK6CwgkqyaOANndBER2SMYl8JZ5uNRTvIqCnY=
-tailscale.com v1.64.2/go.mod h1:6kGByHNxnFfK1i4gVpdtvpdS1HicHohWXnsfwmXy64I=
+tailscale.com v1.66.4 h1:V0vTQah3xi2/zbsxJeOfl5QbO1WJPeD9TMlfL0daXqc=
+tailscale.com v1.66.4/go.mod h1:99BIV4U3UPw36Sva04xK2ZsEpVRUkY9jCdEDSAhaNGM=