diff --git a/tools/interop_matrix/client_matrix.py b/tools/interop_matrix/client_matrix.py
index cfd5bb7fd09..891e58f0d68 100644
--- a/tools/interop_matrix/client_matrix.py
+++ b/tools/interop_matrix/client_matrix.py
@@ -105,6 +105,7 @@ LANG_RELEASE_MATRIX = {
             ('v1.25.0', ReleaseInfo()),
             ('v1.26.0', ReleaseInfo()),
             ('v1.27.3', ReleaseInfo()),
+            ('v1.30.0', ReleaseInfo()),
         ]),
     'go':
         OrderedDict([
@@ -275,6 +276,7 @@ LANG_RELEASE_MATRIX = {
             ('v1.25.0', ReleaseInfo(runtimes=['python'])),
             ('v1.26.0', ReleaseInfo(runtimes=['python'])),
             ('v1.27.3', ReleaseInfo(runtimes=['python'])),
+            ('v1.30.0', ReleaseInfo(runtimes=['python'])),
         ]),
     'node':
         OrderedDict([
@@ -333,6 +335,7 @@ LANG_RELEASE_MATRIX = {
             # go ahead and upload the docker image for new releases.
             ('v1.26.0', ReleaseInfo()),
             ('v1.27.3', ReleaseInfo()),
+            ('v1.30.0', ReleaseInfo()),
         ]),
     'php':
         OrderedDict([
@@ -364,6 +367,7 @@ LANG_RELEASE_MATRIX = {
             ('v1.25.0', ReleaseInfo()),
             ('v1.26.0', ReleaseInfo()),
             ('v1.27.3', ReleaseInfo()),
+            ('v1.30.0', ReleaseInfo()),
         ]),
     'csharp':
         OrderedDict([
@@ -400,5 +404,6 @@ LANG_RELEASE_MATRIX = {
             ('v1.25.0', ReleaseInfo()),
             ('v1.26.0', ReleaseInfo()),
             ('v1.27.3', ReleaseInfo()),
+            ('v1.30.0', ReleaseInfo()),
         ]),
 }