diff --git a/web/package.json b/web/package.json
index f9eb671..a3871c7 100644
--- a/web/package.json
+++ b/web/package.json
@@ -7,7 +7,7 @@
     "lz-string": "^1.4.4",
     "mapbox-gl": "^0.39.1",
     "material-ui": "^0.18.7",
-    "moment": "^2.18.1",
+    "moment": "^2.29.4",
     "react": "^15.5.4",
     "react-big-calendar": "^0.14.4",
     "react-dom": "^15.5.4",
diff --git a/web/yarn.lock b/web/yarn.lock
index 3478402..4372cd0 100644
--- a/web/yarn.lock
+++ b/web/yarn.lock
@@ -4507,9 +4507,10 @@ mkdirp@0.5.1, mkdirp@0.5.x, "mkdirp@>=0.5 0", mkdirp@^0.5.0, mkdirp@^0.5.1, mkdi
   dependencies:
     minimist "0.0.8"
 
-moment@^2.18.1:
-  version "2.18.1"
-  resolved "https://registry.yarnpkg.com/moment/-/moment-2.18.1.tgz#c36193dd3ce1c2eed2adb7c802dbbc77a81b1c0f"
+moment@^2.29.4:
+  version "2.29.4"
+  resolved "https://registry.yarnpkg.com/moment/-/moment-2.29.4.tgz#3dbe052889fe7c1b2ed966fcb3a77328964ef108"
+  integrity sha512-5LC9SOxjSc2HF6vO2CyuTDNivEdoz2IvyJJGj6X8DJ0eFyfszE0QiEd+iXmBvUP3WHxSjFH/vIsA0EN00cgr8w==
 
 ms@0.7.1:
   version "0.7.1"