diff --git a/package.json b/package.json
old mode 100755
new mode 100644
index 9ec564a..83bb0e0
--- a/package.json
+++ b/package.json
@@ -17,7 +17,7 @@
     "intercept-link-clicks": "1.0.2",
     "js-cookie": "2.2.0",
     "less": "^3.10.3",
-    "luxon": "1.3.2",
+    "luxon": "1.28.1",
     "markdown-it": "8.4.2",
     "marked": "0.6.0",
     "moment": "2.23.0",
diff --git a/yarn.lock b/yarn.lock
index d485fa0..b27441d 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3193,10 +3193,10 @@ lru-cache@^4.0.1, lru-cache@^4.1.2:
     pseudomap "^1.0.2"
     yallist "^2.1.2"
 
-luxon@1.3.2:
-  version "1.3.2"
-  resolved "https://registry.npm.taobao.org/luxon/download/luxon-1.3.2.tgz#cf5fa6fb0adcc7a1f14c36f5a15ea21631381513"
-  integrity sha1-z1+m+wrcx6HxTDb1oV6iFjE4FRM=
+luxon@1.28.1:
+  version "1.28.1"
+  resolved "https://registry.yarnpkg.com/luxon/-/luxon-1.28.1.tgz#528cdf3624a54506d710290a2341aa8e6e6c61b0"
+  integrity sha512-gYHAa180mKrNIUJCbwpmD0aTu9kV0dREDrwNnuyFAsO1Wt0EVYSZelPnJlbj9HplzXX/YWXHFTL45kvZ53M0pw==
 
 magic-string@^0.22.4:
   version "0.22.5"