diff --git a/sem/package-lock.json b/sem/package-lock.json
index 61994a9..ddea84f 100644
--- a/sem/package-lock.json
+++ b/sem/package-lock.json
@@ -9,7 +9,7 @@
 			"version": "0.2.5",
 			"license": "MIT",
 			"dependencies": {
-				"three": "^0.165.0",
+				"three": "^0.181.1",
 				"ts-proto": "^2.6.0"
 			},
 			"devDependencies": {
@@ -959,9 +959,10 @@
 			}
 		},
 		"node_modules/three": {
-			"version": "0.165.0",
-			"resolved": "https://registry.npmjs.org/three/-/three-0.165.0.tgz",
-			"integrity": "sha512-cc96IlVYGydeceu0e5xq70H8/yoVT/tXBxV/W8A/U6uOq7DXc4/s1Mkmnu6SqoYGhSRWWYFOhVwvq6V0VtbplA=="
+			"version": "0.181.1",
+			"resolved": "https://registry.npmjs.org/three/-/three-0.181.1.tgz",
+			"integrity": "sha512-bz9xZUQMw3pJbjKy7roiwXWgAp+oVUa+4k5o0oBAQ+IFJuru1xzvtk63h6k72XZanXS/SgoEhV6927Vgazyq2w==",
+			"license": "MIT"
 		},
 		"node_modules/ts-poet": {
 			"version": "6.9.0",
diff --git a/sem/package.json b/sem/package.json
index 07d1ee5..6a81188 100644
--- a/sem/package.json
+++ b/sem/package.json
@@ -26,7 +26,7 @@
 	},
 	"homepage": "https://github.com/meta-quest/immersive-web-emulation-runtime#readme",
 	"dependencies": {
-		"three": "^0.165.0",
+		"three": "^0.181.1",
 		"ts-proto": "^2.6.0"
 	},
 	"peerDependencies": {