diff --git a/package-lock.json b/package-lock.json
index f2cf9493..e37c222b 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "chrono-node",
-  "version": "2.6.5",
+  "version": "2.6.6",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "chrono-node",
-      "version": "2.6.5",
+      "version": "2.6.6",
       "license": "MIT",
       "dependencies": {
         "dayjs": "^1.10.0"
diff --git a/package.json b/package.json
index 2876f2a9..f150bbc3 100644
--- a/package.json
+++ b/package.json
@@ -15,7 +15,7 @@
     "preset": "ts-jest"
   },
   "license": "MIT",
-  "version": "2.6.5",
+  "version": "2.6.6",
   "directories": {
     "source": "./src",
     "test": "./test"