diff --git a/tools/interop_matrix/client_matrix.py b/tools/interop_matrix/client_matrix.py
index dbbf8a5a090..5de705a52a6 100644
--- a/tools/interop_matrix/client_matrix.py
+++ b/tools/interop_matrix/client_matrix.py
@@ -107,7 +107,7 @@ LANG_RELEASE_MATRIX = {
             'v1.8.2': None
         },
         {
-            'v1.9.1': None
+            'v1.9.2': None
         },
     ],
     'java': [