diff --git a/platform/javascript/js/libs/library_godot_os.js b/platform/javascript/js/libs/library_godot_os.js
index 488753d7042..44b104922e4 100644
--- a/platform/javascript/js/libs/library_godot_os.js
+++ b/platform/javascript/js/libs/library_godot_os.js
@@ -200,7 +200,7 @@ const GodotFS = {
 				}
 				FS.mkdirTree(dir);
 			}
-			FS.writeFile(path, new Uint8Array(buffer), { 'flags': 'wx+' });
+			FS.writeFile(path, new Uint8Array(buffer));
 		},
 	},
 };