diff --git a/test/kokoro/psm-security.sh b/test/kokoro/psm-security.sh
index 46e3709d2e82..06c175f8b287 100755
--- a/test/kokoro/psm-security.sh
+++ b/test/kokoro/psm-security.sh
@@ -17,7 +17,7 @@ set -eo pipefail
 
 # Constants
 readonly GITHUB_REPOSITORY_NAME="grpc-go"
-readonly TEST_DRIVER_INSTALL_SCRIPT_URL="https://raw.githubusercontent.com/${TEST_DRIVER_REPO_OWNER:-grpc}/grpc/${TEST_DRIVER_BRANCH:-master}/tools/internal_ci/linux/grpc_xds_k8s_install_test_driver.sh"
+readonly TEST_DRIVER_INSTALL_SCRIPT_URL="https://raw.githubusercontent.com/${TEST_DRIVER_REPO_OWNER:-grpc}/psm-interop/${TEST_DRIVER_BRANCH:-main}/.kokoro/psm_interop_kokoro_lib.sh"
 ## xDS test server/client Docker images
 readonly SERVER_IMAGE_NAME="gcr.io/grpc-testing/xds-interop/go-server"
 readonly CLIENT_IMAGE_NAME="gcr.io/grpc-testing/xds-interop/go-client"
diff --git a/test/kokoro/xds_k8s_lb.sh b/test/kokoro/xds_k8s_lb.sh
index 9a543ed4da85..e43b6819c263 100755
--- a/test/kokoro/xds_k8s_lb.sh
+++ b/test/kokoro/xds_k8s_lb.sh
@@ -17,7 +17,7 @@ set -eo pipefail
 
 # Constants
 readonly GITHUB_REPOSITORY_NAME="grpc-go"
-readonly TEST_DRIVER_INSTALL_SCRIPT_URL="https://raw.githubusercontent.com/${TEST_DRIVER_REPO_OWNER:-grpc}/grpc/${TEST_DRIVER_BRANCH:-master}/tools/internal_ci/linux/grpc_xds_k8s_install_test_driver.sh"
+readonly TEST_DRIVER_INSTALL_SCRIPT_URL="https://raw.githubusercontent.com/${TEST_DRIVER_REPO_OWNER:-grpc}/psm-interop/${TEST_DRIVER_BRANCH:-main}/.kokoro/psm_interop_kokoro_lib.sh"
 ## xDS test server/client Docker images
 readonly SERVER_IMAGE_NAME="gcr.io/grpc-testing/xds-interop/go-server"
 readonly CLIENT_IMAGE_NAME="gcr.io/grpc-testing/xds-interop/go-client"
diff --git a/test/kokoro/xds_url_map.sh b/test/kokoro/xds_url_map.sh
index a571ea1f00ff..1c7b62db5fa4 100755
--- a/test/kokoro/xds_url_map.sh
+++ b/test/kokoro/xds_url_map.sh
@@ -17,7 +17,7 @@ set -eo pipefail
 
 # Constants
 readonly GITHUB_REPOSITORY_NAME="grpc-go"
-readonly TEST_DRIVER_INSTALL_SCRIPT_URL="https://raw.githubusercontent.com/${TEST_DRIVER_REPO_OWNER:-grpc}/grpc/${TEST_DRIVER_BRANCH:-master}/tools/internal_ci/linux/grpc_xds_k8s_install_test_driver.sh"
+readonly TEST_DRIVER_INSTALL_SCRIPT_URL="https://raw.githubusercontent.com/${TEST_DRIVER_REPO_OWNER:-grpc}/psm-interop/${TEST_DRIVER_BRANCH:-main}/.kokoro/psm_interop_kokoro_lib.sh"
 ## xDS test client Docker images
 readonly CLIENT_IMAGE_NAME="gcr.io/grpc-testing/xds-interop/go-client"
 readonly FORCE_IMAGE_BUILD="${FORCE_IMAGE_BUILD:-0}"