diff --git a/hextest/package-lock.json b/hextest/package-lock.json
index a0e6f0f..3bee705 100644
--- a/hextest/package-lock.json
+++ b/hextest/package-lock.json
@@ -10,9 +10,9 @@
       "integrity": "sha512-LCxqhNNcz0lwBP9mmCbKzMSeOoLL720cPKY06BWaS+cX+mLQEKij487x+eYKWNZKrhRtPepM7YMEj8yUHtAiZw=="
     },
     "three": {
-      "version": "0.109.0",
-      "resolved": "https://registry.npmjs.org/three/-/three-0.109.0.tgz",
-      "integrity": "sha512-XT99T3Hvgh2CEvwPdHYEunNE+clLK6KiT1U8En7YOgIqTUw4MrLeIc8zxQAJ6wbP8hhJaY5+Cff3jwBPpBa0gA=="
+      "version": "0.137.0",
+      "resolved": "https://registry.npmjs.org/three/-/three-0.137.0.tgz",
+      "integrity": "sha512-rzSDhia6cU35UCy6y+zEEws6vSgytfHqFMSaBvUcySgzwvDO6vETyswtSNi/+aVqJw8WLMwyT1mlQQ1T/dxxOA=="
     }
   }
 }
diff --git a/hextest/package.json b/hextest/package.json
index 5a45034..37e7b99 100644
--- a/hextest/package.json
+++ b/hextest/package.json
@@ -10,6 +10,6 @@
   "license": "ISC",
   "dependencies": {
     "ecsy": "^0.1.4",
-    "three": "^0.109.0"
+    "three": "^0.137.0"
   }
 }