1 files changed, 2 insertions, 0 deletions
diff --git a/ext/node/lib.rs b/ext/node/lib.rs
index 9f6e68461..4c81351a8 100644
--- a/ext/node/lib.rs
+++ b/ext/node/lib.rs
@@ -490,6 +490,8 @@ pub fn initialize_runtime(
         usesLocalNodeModulesDir,
         argv0
       );
+      // Make the nodeGlobalThisName unconfigurable here.
+      Object.defineProperty(globalThis, nodeGlobalThisName, {{ configurable: false }});
     }})('{}', {}, {});"#,
     NODE_GLOBAL_THIS_NAME, uses_local_node_modules_dir, argv0
   );