diff --git a/package-lock.json b/package-lock.json
index 01f90c68..644344c0 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "diff-ymd-package",
-  "version": "2.2.0",
+  "version": "3.1.2",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "diff-ymd-package",
-      "version": "2.2.0",
+      "version": "3.1.2",
       "license": "MIT",
       "devDependencies": {
         "@babel/core": "^7.23.9",
@@ -8127,9 +8127,9 @@
       }
     },
     "node_modules/ws": {
-      "version": "7.5.9",
-      "resolved": "https://registry.npmjs.org/ws/-/ws-7.5.9.tgz",
-      "integrity": "sha512-F+P9Jil7UiSKSkppIiD94dN07AwvFixvLIj1Og1Rl9GGMuNipJnV9JzjD6XuqmAeiswGvUmNLjr5cFuXwNS77Q==",
+      "version": "7.5.10",
+      "resolved": "https://registry.npmjs.org/ws/-/ws-7.5.10.tgz",
+      "integrity": "sha512-+dbF1tHwZpXcbOJdVOkzLDxZP1ailvSxM6ZweXTegylPny803bFhA+vqBYw4s31NSAk4S2Qz+AKXK9a4wkdjcQ==",
       "dev": true,
       "engines": {
         "node": ">=8.3.0"