diff --git a/package.json b/package.json
index 362bd9d..1a02b24 100644
--- a/package.json
+++ b/package.json
@@ -20,7 +20,7 @@
     "@astrojs/rss": "^2.3.2",
     "@astrojs/sitemap": "^1.2.2",
     "autoprefixer": "^10.4.14",
-    "dayjs": "^1.11.7",
+    "dayjs": "^1.11.9",
     "lunr": "^2.3.9",
     "sitemap": "^7.1.1"
   }
diff --git a/yarn.lock b/yarn.lock
index c88f090..8ecbbfe 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1040,10 +1040,10 @@ cssesc@^3.0.0:
   resolved "https://registry.yarnpkg.com/cssesc/-/cssesc-3.0.0.tgz#37741919903b868565e1c09ea747445cd18983ee"
   integrity sha512-/Tb/JcjK111nNScGob5MNtsntNM1aCNUDipB/TkwZFhyDrrE47SOx/18wF2bbjgc3ZzCSKW1T5nt5EbFoAz/Vg==
 
-dayjs@^1.11.7:
-  version "1.11.7"
-  resolved "https://registry.yarnpkg.com/dayjs/-/dayjs-1.11.7.tgz#4b296922642f70999544d1144a2c25730fce63e2"
-  integrity sha512-+Yw9U6YO5TQohxLcIkrXBeY73WP3ejHWVvx8XCk3gxvQDCTEmS48ZrSZCKciI7Bhl/uCMyxYtE9UqRILmFphkQ==
+dayjs@^1.11.9:
+  version "1.11.9"
+  resolved "https://registry.yarnpkg.com/dayjs/-/dayjs-1.11.9.tgz#9ca491933fadd0a60a2c19f6c237c03517d71d1a"
+  integrity sha512-QvzAURSbQ0pKdIye2txOzNaHmxtUBXerpY0FJsFXUMKbIZeFm5ht1LS/jFsrncjnmtv8HsG0W2g6c0zUjZWmpA==
 
 debug@^4.0.0, debug@^4.1.0, debug@^4.3.4:
   version "4.3.4"