diff --git a/registry.k8s.io/images/k8s-staging-etcd/images.yaml b/registry.k8s.io/images/k8s-staging-etcd/images.yaml
index 6d7ec5320aa..67618beb4f5 100644
--- a/registry.k8s.io/images/k8s-staging-etcd/images.yaml
+++ b/registry.k8s.io/images/k8s-staging-etcd/images.yaml
@@ -576,6 +576,11 @@
     "sha256:0f87957e19b97d01b2c70813ee5c4949f8674deac4a65f7167c4cd85f7f2941e": ["v3.6.5-arm64"]
     "sha256:2055881a1107b7e1bf7002b48544aed8b7da517d4d8e138c7b3b67abbf73a81d": ["v3.6.5-ppc64le"]
     "sha256:dfecf781891d331534930c82444272582feb768fb07b51a0cc1e51d7ebbbc170": ["v3.6.5-s390x"]
+    "sha256:60a30b5d81b2217555e2cfb9537f655b7ba97220b99c39ee2e162a7127225890": ["v3.6.6", "3.6.6-0"]
+    "sha256:5279f56db4f32772bb41e47ca44c553f5c87a08fdf339d74c23a4cdc3c388d6a": ["v3.6.6-amd64"]
+    "sha256:aa0d8bc8f6a6c3655b8efe0a10c5bf052f5574ebe13f904c5b0c9002ce4b2561": ["v3.6.6-arm64"]
+    "sha256:e3ecb3bbe44e1315e03b8afb9f00b7c9c9b8d8da4805bbf0d2a07da739a70e7d": ["v3.6.6-ppc64le"]
+    "sha256:0ac0d83957805ad01166bb48f96a953f1cf3a76282b562bea52ac86d6c0779f6": ["v3.6.6-s390x"]
     "sha256:e1864730b4b0979f669c1b3b5b0f378b8df2a394f7a22ea36577d4a8ae9e1204": ["v3.5.23", "3.5.23-0"]
     "sha256:35d9aa2b8584643ff795b5670c4d821eb3a9ae1ebfe12410246dc75d9183b39e": ["v3.5.23-amd64"]
     "sha256:88b5e48236125ae7b5159d81500dcbe12736c6b4cc2b13750fd5c02943cdbfbc": ["v3.5.23-arm64"]