diff --git a/tools/interop_matrix/client_matrix.py b/tools/interop_matrix/client_matrix.py
index 16e1ebdd669..d3eb799dee9 100644
--- a/tools/interop_matrix/client_matrix.py
+++ b/tools/interop_matrix/client_matrix.py
@@ -180,6 +180,7 @@ LANG_RELEASE_MATRIX = {
             ('v1.33.1',
              ReleaseInfo(runtimes=['go1.11'], testcases_file='go__v1.20.0')),
             ('v1.34.0', ReleaseInfo(runtimes=['go1.11'])),
+            ('v1.35.0', ReleaseInfo(runtimes=['go1.11'])),
         ]),
     'java':
         OrderedDict([