diff --git a/src/lib/libwasmfs_node.js b/src/lib/libwasmfs_node.js
index 586eb3c77722f..888ab49988d67 100644
--- a/src/lib/libwasmfs_node.js
+++ b/src/lib/libwasmfs_node.js
@@ -171,8 +171,8 @@ addToLibrary({
   },
 
   _wasmfs_node_open__deps: ['$wasmfsTry'],
-  _wasmfs_node_open: (path_p, mode_p) => {
-    return wasmfsTry(() => fs.openSync(UTF8ToString(path_p), UTF8ToString(mode_p)));
+  _wasmfs_node_open: (path_p, flags_p) => {
+    return wasmfsTry(() => fs.openSync(UTF8ToString(path_p), UTF8ToString(flags_p)));
   },
 
   _wasmfs_node_rename__deps: ['$wasmfsTry'],
diff --git a/system/lib/wasmfs/backends/node_backend.h b/system/lib/wasmfs/backends/node_backend.h
index 7e6e496b7c73f..1e29ab04361a7 100644
--- a/system/lib/wasmfs/backends/node_backend.h
+++ b/system/lib/wasmfs/backends/node_backend.h
@@ -37,7 +37,7 @@ int _wasmfs_node_symlink(const char *target, const char *linkpath);
 int _wasmfs_node_readlink(const char *path, const char *buf, int bufsize);
 
 // Open the file and return the underlying file descriptor.
-[[nodiscard]] int _wasmfs_node_open(const char* path, const char* mode);
+[[nodiscard]] int _wasmfs_node_open(const char* path, const char* flags);
 
 // Close the underlying file descriptor.
 [[nodiscard]] int _wasmfs_node_close(int fd);