diff --git a/package-lock.json b/package-lock.json
index 52bdda73b..5ad0631f8 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -9760,9 +9760,9 @@
       }
     },
     "node_modules/dayjs": {
-      "version": "1.11.13",
-      "resolved": "https://registry.npmjs.org/dayjs/-/dayjs-1.11.13.tgz",
-      "integrity": "sha512-oaMBel6gjolK862uaPQOVTA7q3TZhuSvuMQAAglQDOWYO9A91IrAOUJEyKVlqJlHE0vq5p5UXxzdPfMH/x6xNg==",
+      "version": "1.11.19",
+      "resolved": "https://registry.npmjs.org/dayjs/-/dayjs-1.11.19.tgz",
+      "integrity": "sha512-t5EcLVS6QPBNqM2z8fakk/NKel+Xzshgt8FFKAn+qwlD1pzZWxh0nVCrvFK7ZDb6XucZeF9z8C7CBWTRIVApAw==",
       "license": "MIT"
     },
     "node_modules/debug": {
@@ -22127,7 +22127,7 @@
       "license": "Apache-2.0",
       "dependencies": {
         "@opentelemetry/api": "^1.9.0",
-        "dayjs": "^1.11.13"
+        "dayjs": "^1.11.19"
       },
       "devDependencies": {
         "@types/uuid": "^10.0.0"
diff --git a/src/ax/package.json b/src/ax/package.json
index 410117a07..4aebd08c0 100644
--- a/src/ax/package.json
+++ b/src/ax/package.json
@@ -37,7 +37,7 @@
   },
   "dependencies": {
     "@opentelemetry/api": "^1.9.0",
-    "dayjs": "^1.11.13"
+    "dayjs": "^1.11.19"
   },
   "ava": {
     "failFast": true,