diff --git a/package-lock.json b/package-lock.json
index 57e625bb..5404c310 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -25,7 +25,7 @@
         "cytoscape": "^3.33.4",
         "cytoscape-fcose": "^2.2.0",
         "cytoscape-layout-utilities": "^1.1.1",
-        "dayjs": "^1.11.20",
+        "dayjs": "^1.11.21",
         "delay": "^7.0.0",
         "denodeify": "^1.2.1",
         "favico.js": "^0.3.10",
@@ -3098,9 +3098,9 @@
       }
     },
     "node_modules/dayjs": {
-      "version": "1.11.20",
-      "resolved": "https://registry.npmjs.org/dayjs/-/dayjs-1.11.20.tgz",
-      "integrity": "sha512-YbwwqR/uYpeoP4pu043q+LTDLFBLApUP6VxRihdfNTqu4ubqMlGDLd6ErXhEgsyvY0K6nCs7nggYumAN+9uEuQ==",
+      "version": "1.11.21",
+      "resolved": "https://registry.npmjs.org/dayjs/-/dayjs-1.11.21.tgz",
+      "integrity": "sha512-98IT+HOahAisibz/yjKbzuOBwYcjJ7BCLPzARyHiyEBmRz4fatF+KPJszEHXsGYjUG234aH/cOjW1wwTbKUZlA==",
       "license": "MIT"
     },
     "node_modules/debug": {
diff --git a/package.json b/package.json
index d0253aaa..435668b7 100644
--- a/package.json
+++ b/package.json
@@ -20,7 +20,7 @@
     "cytoscape": "^3.33.4",
     "cytoscape-fcose": "^2.2.0",
     "cytoscape-layout-utilities": "^1.1.1",
-    "dayjs": "^1.11.20",
+    "dayjs": "^1.11.21",
     "delay": "^7.0.0",
     "denodeify": "^1.2.1",
     "favico.js": "^0.3.10",