diff --git a/binding.gyp b/binding.gyp
index 5029f08..3efec93 100644
--- a/binding.gyp
+++ b/binding.gyp
@@ -690,6 +690,7 @@
         'src/core/lib/security/transport/secure_endpoint.c',
         'src/core/lib/security/transport/security_connector.c',
         'src/core/lib/security/transport/server_auth_filter.c',
+        'src/core/lib/security/transport/tsi_error.c',
         'src/core/lib/security/util/b64.c',
         'src/core/lib/security/util/json_util.c',
         'src/core/lib/surface/init_secure.c',