diff --git a/bucket/coredns.json b/bucket/coredns.json
index 42564bdbcc..daa1e1a312 100644
--- a/bucket/coredns.json
+++ b/bucket/coredns.json
@@ -2,7 +2,7 @@
     "homepage": "https://coredns.io/",
     "description": "A DNS server/forwarder, that chains plugins.",
     "license": "Apache-2.0",
-    "version": "1.6.5",
+    "version": "1.6.6",
     "architecture": {
         "64bit": {
             "url": "https://github.com/coredns/coredns/releases/download/v1.6.5/coredns_1.6.5_windows_amd64.tgz",