diff --git a/packages/lib-subject-viewers/package.json b/packages/lib-subject-viewers/package.json
index 3688e86604..273ccde766 100644
--- a/packages/lib-subject-viewers/package.json
+++ b/packages/lib-subject-viewers/package.json
@@ -37,7 +37,7 @@
   },
   "dependencies": {
     "buffer": "^6.0.3",
-    "three": "^0.171.0"
+    "three": "^0.173.0"
   },
   "peerDependencies": {
     "@zooniverse/async-states": "~0.0.1",
diff --git a/yarn.lock b/yarn.lock
index c04f8bbae9..bbaba7423d 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -17997,10 +17997,10 @@ third-party-capital@1.0.20:
   resolved "https://registry.yarnpkg.com/third-party-capital/-/third-party-capital-1.0.20.tgz#e218a929a35bf4d2245da9addb8ab978d2f41685"
   integrity sha512-oB7yIimd8SuGptespDAZnNkzIz+NWaJCu2RMsbs4Wmp9zSDUM8Nhi3s2OOcqYuv3mN4hitXc8DVx+LyUmbUDiA==
 
-three@^0.171.0:
-  version "0.171.0"
-  resolved "https://registry.yarnpkg.com/three/-/three-0.171.0.tgz#3c0dd3f8fa14e78a7f8db6e416b98f264f1185c0"
-  integrity sha512-Y/lAXPaKZPcEdkKjh0JOAHVv8OOnv/NDJqm0wjfCzyQmfKxV7zvkwsnBgPBKTzJHToSOhRGQAGbPJObT59B/PQ==
+three@^0.173.0:
+  version "0.173.0"
+  resolved "https://registry.yarnpkg.com/three/-/three-0.173.0.tgz#e82989961cd2db05768540458c81b29f565be921"
+  integrity sha512-AUwVmViIEUgBwxJJ7stnF0NkPpZxx1aZ6WiAbQ/Qq61h6I9UR4grXtZDmO8mnlaNORhHnIBlXJ1uBxILEKuVyw==
 
 through2@^2.0.0, through2@^2.0.3:
   version "2.0.5"