diff --git a/clusters/cl01tl/services/tailscale-operator/Chart.yaml b/clusters/cl01tl/services/tailscale-operator/Chart.yaml
index ae8a9b016..81f1ea4b5 100644
--- a/clusters/cl01tl/services/tailscale-operator/Chart.yaml
+++ b/clusters/cl01tl/services/tailscale-operator/Chart.yaml
@@ -6,6 +6,6 @@ sources:
   - https://github.com/tailscale/tailscale/tree/main/cmd/k8s-operator/deploy/chart
 dependencies:
   - name: tailscale-operator
-    version: 1.66.3
+    version: 1.66.4
     repository: https://pkgs.tailscale.com/helmcharts
 appVersion: v1.64.2