diff --git a/tools/internal_ci/linux/grpc_xds_csharp.cfg b/tools/internal_ci/linux/grpc_xds_csharp.cfg
index 579cd47277c..1f6ab280ad0 100644
--- a/tools/internal_ci/linux/grpc_xds_csharp.cfg
+++ b/tools/internal_ci/linux/grpc_xds_csharp.cfg
@@ -16,7 +16,7 @@
 
 # Location of the continuous shell script in repository.
 build_file: "grpc/tools/internal_ci/linux/grpc_xds_csharp.sh"
-timeout_mins: 90
+timeout_mins: 120
 action {
   define_artifacts {
     regex: "**/*sponge_log.*"
diff --git a/tools/internal_ci/linux/grpc_xds_python.cfg b/tools/internal_ci/linux/grpc_xds_python.cfg
index 922b1aa88a1..8eea6fe3831 100644
--- a/tools/internal_ci/linux/grpc_xds_python.cfg
+++ b/tools/internal_ci/linux/grpc_xds_python.cfg
@@ -16,7 +16,7 @@
 
 # Location of the continuous shell script in repository.
 build_file: "grpc/tools/internal_ci/linux/grpc_xds.sh"
-timeout_mins: 90
+timeout_mins: 120
 env_vars {
   key: "BAZEL_SCRIPT"
   value: "tools/internal_ci/linux/grpc_xds_bazel_python_test_in_docker.sh"