diff --git a/.kokoro/continuous/acceptance.cfg b/.kokoro/continuous/acceptance.cfg
index 96405f5a757e..1782677e96d0 100644
--- a/.kokoro/continuous/acceptance.cfg
+++ b/.kokoro/continuous/acceptance.cfg
@@ -29,7 +29,13 @@ env_vars: {
 
 env_vars: {
   key: "SECRET_MANAGER_KEYS"
-  value: "ruby-main-ci-service-account,ruby-firestore-ci-service-account"
+  value:
+    "client-library-test-universe-domain,"
+    "client-library-test-universe-domain-credential,"
+    "client-library-test-universe-project-id,"
+    "client-library-test-universe-storage-location,"
+    "ruby-firestore-ci-service-account,"
+    "ruby-main-ci-service-account"
 }
 
 env_vars: {
diff --git a/.kokoro/nightly/acceptance-newest.cfg b/.kokoro/nightly/acceptance-newest.cfg
index 3d280110fcb7..9479c92babaa 100644
--- a/.kokoro/nightly/acceptance-newest.cfg
+++ b/.kokoro/nightly/acceptance-newest.cfg
@@ -29,7 +29,13 @@ env_vars: {
 
 env_vars: {
   key: "SECRET_MANAGER_KEYS"
-  value: "ruby-main-ci-service-account,ruby-firestore-ci-service-account"
+  value:
+    "client-library-test-universe-domain,"
+    "client-library-test-universe-domain-credential,"
+    "client-library-test-universe-project-id,"
+    "client-library-test-universe-storage-location,"
+    "ruby-firestore-ci-service-account,"
+    "ruby-main-ci-service-account"
 }
 
 env_vars: {
diff --git a/.kokoro/nightly/acceptance-oldest.cfg b/.kokoro/nightly/acceptance-oldest.cfg
index bda8e9283f1d..fce86c62c55d 100644
--- a/.kokoro/nightly/acceptance-oldest.cfg
+++ b/.kokoro/nightly/acceptance-oldest.cfg
@@ -29,7 +29,13 @@ env_vars: {
 
 env_vars: {
   key: "SECRET_MANAGER_KEYS"
-  value: "ruby-main-ci-service-account,ruby-firestore-ci-service-account"
+  value:
+    "client-library-test-universe-domain,"
+    "client-library-test-universe-domain-credential,"
+    "client-library-test-universe-project-id,"
+    "client-library-test-universe-storage-location,"
+    "ruby-firestore-ci-service-account,"
+    "ruby-main-ci-service-account"
 }
 
 env_vars: {
diff --git a/.kokoro/presubmit/acceptance.cfg b/.kokoro/presubmit/acceptance.cfg
index 9edd7e6a5267..f972e66d1a93 100644
--- a/.kokoro/presubmit/acceptance.cfg
+++ b/.kokoro/presubmit/acceptance.cfg
@@ -29,7 +29,13 @@ env_vars: {
 
 env_vars: {
   key: "SECRET_MANAGER_KEYS"
-  value: "client-library-test-universe-domain, client-library-test-universe-project-id, client-library-test-universe-storage-location, client-library-test-universe-domain-credential,ruby-main-ci-service-account,ruby-firestore-ci-service-account"
+  value:
+    "client-library-test-universe-domain,"
+    "client-library-test-universe-domain-credential,"
+    "client-library-test-universe-project-id,"
+    "client-library-test-universe-storage-location,"
+    "ruby-firestore-ci-service-account,"
+    "ruby-main-ci-service-account"
 }
 
 env_vars: {
diff --git a/google-cloud-storage/acceptance/storage/universe_domain_test.rb b/google-cloud-storage/acceptance/storage/universe_domain_test.rb
index fc7b93a5bd66..2455ebd7d105 100644
--- a/google-cloud-storage/acceptance/storage/universe_domain_test.rb
+++ b/google-cloud-storage/acceptance/storage/universe_domain_test.rb
@@ -16,11 +16,16 @@
 
 describe Google::Cloud::Storage, :universe_domain do
   if ENV["KOKORO_GFILE_DIR"]
-    # Fetch secret values from the secret_manager path
-    TEST_UNIVERSE_PROJECT_ID = File.read(File.realpath(File.join(ENV["KOKORO_GFILE_DIR"], "secret_manager", "client-library-test-universe-project-id")))
-    TEST_UNIVERSE_LOCATION = File.read(File.realpath(File.join(ENV["KOKORO_GFILE_DIR"], "secret_manager", "client-library-test-universe-storage-location")))
-    TEST_UNIVERSE_DOMAIN = File.read(File.realpath(File.join( ENV["KOKORO_GFILE_DIR"], "secret_manager", "client-library-test-universe-domain")))
-    TEST_UNIVERSE_DOMAIN_CREDENTIAL = File.realpath(File.join( ENV["KOKORO_GFILE_DIR"], "secret_manager", "client-library-test-universe-domain-credential"))
+    begin
+      # Fetch secret values from the secret_manager path
+      TEST_UNIVERSE_PROJECT_ID = File.read(File.realpath(File.join(ENV["KOKORO_GFILE_DIR"], "secret_manager", "client-library-test-universe-project-id")))
+      TEST_UNIVERSE_LOCATION = File.read(File.realpath(File.join(ENV["KOKORO_GFILE_DIR"], "secret_manager", "client-library-test-universe-storage-location")))
+      TEST_UNIVERSE_DOMAIN = File.read(File.realpath(File.join( ENV["KOKORO_GFILE_DIR"], "secret_manager", "client-library-test-universe-domain")))
+      TEST_UNIVERSE_DOMAIN_CREDENTIAL = File.realpath(File.join( ENV["KOKORO_GFILE_DIR"], "secret_manager", "client-library-test-universe-domain-credential"))
+    rescue StandardError => e
+      puts "Unable to load universe domain secrets: #{e.message}"
+      next
+    end
 
     let :ud_storage do
       Google::Cloud::Storage.new(