diff --git a/overlays/tailscale.nix b/overlays/tailscale.nix
index 2163eda..b3b1e81 100644
--- a/overlays/tailscale.nix
+++ b/overlays/tailscale.nix
@@ -3,12 +3,12 @@ let
     tailscale = super.callPackage "${super.path}/pkgs/servers/tailscale" {
       buildGoModule = args:
         super.buildGo120Module (args // rec {
-          version = "1.38.2";
+          version = "1.38.4";
           src = super.fetchFromGitHub {
             owner = "tailscale";
             repo = "tailscale";
             rev = "v${version}";
-            hash = "sha256-5WNP1wVaKKTauny/dANODMCiQmyzOcWRd83RUInoCuk=";
+            hash = "sha256-HjN8VzysxQvx5spXgbgbItH3y1bLbfHO+udNQMuyhAk=";
           };
           vendorHash = "sha256-LIvaxSo+4LuHUk8DIZ27IaRQwaDnjW6Jwm5AEc/V95A=";
           vendorSha256 = "_unset";