diff --git a/grpc/tasks.py b/grpc/tasks.py
index 8ac66aa..103adbc 100644
--- a/grpc/tasks.py
+++ b/grpc/tasks.py
@@ -40,6 +40,7 @@ def gen(c, target="types"):
         cmd = "protoc --plugin=protoc-gen-ts_proto={} " \
               "--ts_proto_opt=outputServices=grpc-js " \
               "--ts_proto_opt=esModuleInterop=true " \
+              "--ts_proto_opt=env=node " \
               "--ts_proto_out={} -I pb {}".format(
             plugin_path, out_dir, "./pb/bdware/bdledger/api/*.proto")
         print(cmd)