diff --git a/test/test_other.py b/test/test_other.py
index 1abc8a8c7d96f..f648b5681e4d9 100644
--- a/test/test_other.py
+++ b/test/test_other.py
@@ -3590,6 +3590,7 @@ def test_embind_tsgen_end_to_end(self, opts, tsc_opts):
     '3': [['-sWASM=0'], 'embind_tsgen_ignore_3.d.ts'],
     '4': [['-fsanitize=undefined', '-gsource-map'], 'embind_tsgen_ignore_3.d.ts'],
     '5': [['-sASYNCIFY'], 'embind_tsgen_ignore_3.d.ts'],
+    '6': [['-sENVIRONMENT=worker', '-lworkerfs.js'], 'embind_tsgen.d.ts'],
   })
   def test_embind_tsgen_ignore(self, extra_args, expected_ts_file):
     create_file('fail.js', 'assert(false);')
diff --git a/tools/link.py b/tools/link.py
index 0acb3c013a916..338ff63ab5fd8 100644
--- a/tools/link.py
+++ b/tools/link.py
@@ -2011,7 +2011,8 @@ def run_embind_gen(options, wasm_target, js_syms, extra_settings):
   settings.PRE_JS_FILES = []
   settings.POST_JS_FILES = []
   # Force node since that is where the tool runs.
-  settings.ENVIRONMENT = ['node']
+  if 'node' not in settings.ENVIRONMENT:
+    settings.ENVIRONMENT.append('node')
   settings.MINIMAL_RUNTIME = 0
   # Required function to trigger TS generation.
   settings.DEFAULT_LIBRARY_FUNCS_TO_INCLUDE += ['$callRuntimeCallbacks', '$addRunDependency', '$removeRunDependency']