diff --git a/package.json b/package.json
index 4b704c7..4baaf53 100644
--- a/package.json
+++ b/package.json
@@ -16,7 +16,7 @@
     "@azure/keyvault-secrets": "4.0.4",
     "@mikazuki/lookenv": "0.1.1",
     "@mikazuki/tz-convert": "0.1.1",
-    "dayjs": "1.8.34",
+    "dayjs": "1.10.7",
     "timezone-support": "2.0.2",
     "twitter": "1.7.1"
   },
diff --git a/yarn.lock b/yarn.lock
index 834e2ba..4f60236 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1277,10 +1277,10 @@ data-urls@^1.0.0:
     whatwg-mimetype "^2.2.0"
     whatwg-url "^7.0.0"
 
-dayjs@1.8.34:
-  version "1.8.34"
-  resolved "https://registry.yarnpkg.com/dayjs/-/dayjs-1.8.34.tgz#d3ad33cc43d6b0f24cb8686b90aad2c653708069"
-  integrity sha512-Olb+E6EoMvdPmAMq2QoucuyZycKHjTlBXmRx8Ada+wGtq4SIXuDCdtoaX4KkK0yjf1fJLnwXQURr8gQKWKaybw==
+dayjs@1.10.7:
+  version "1.10.7"
+  resolved "https://registry.yarnpkg.com/dayjs/-/dayjs-1.10.7.tgz#2cf5f91add28116748440866a0a1d26f3a6ce468"
+  integrity sha512-P6twpd70BcPK34K26uJ1KT3wlhpuOAPoMwJzpsIWUxHZ7wpmbdZL/hQqBDfz7hGurYSa5PhzdhDHtt319hL3ig==
 
 debug@^2.2.0, debug@^2.3.3, debug@^2.6.9:
   version "2.6.9"