diff --git a/ember/package.json b/ember/package.json
index 0e783d03a..1d2d2da08 100644
--- a/ember/package.json
+++ b/ember/package.json
@@ -18,7 +18,7 @@
     "test": "ember test"
   },
   "dependencies": {
-    "cesium": "1.74.0",
+    "cesium": "1.81.0",
     "ol": "5.3.3",
     "olcs": "2.12.0",
     "remarkable": "2.0.1",
diff --git a/ember/yarn.lock b/ember/yarn.lock
index 06aa0de1d..2a6eafe9a 100644
--- a/ember/yarn.lock
+++ b/ember/yarn.lock
@@ -4677,10 +4677,10 @@ center-align@^0.1.1:
     align-text "^0.1.3"
     lazy-cache "^1.0.3"
 
-cesium@1.74.0:
-  version "1.74.0"
-  resolved "https://registry.yarnpkg.com/cesium/-/cesium-1.74.0.tgz#79038abd40eb3e3a3223162d0984daf6d09496fb"
-  integrity sha512-PwHOz4nF9SUYrEo3Bcz0V7ebsB1XWqRkBkMWkn4BduBxNEzH8QdJ7ipuuNu8KZHfy3a1H2cOrwD8y8TikYmO8Q==
+cesium@1.81.0:
+  version "1.81.0"
+  resolved "https://registry.yarnpkg.com/cesium/-/cesium-1.81.0.tgz#7115cb7fcc386ba6190ca666059375a77afac149"
+  integrity sha512-0JrK3nLuBfL8jJ8C+pECdp41FTrsJAh9xHi1gYh8tv70zathj1Fqf88G74VsnD2yXkB2nUnF1jTdedVq+gwk3Q==
 
 chalk@^1.0.0, chalk@^1.1.1, chalk@^1.1.3:
   version "1.1.3"