diff --git a/test/test_base32_uuid.rb b/test/test_base32_uuid.rb
index ca526c8..16cf276 100644
--- a/test/test_base32_uuid.rb
+++ b/test/test_base32_uuid.rb
@@ -1,4 +1,5 @@
 require "test_helper"
+require "securerandom"
 
 class TestBase32UUID < Minitest::Test
   UUIDS_V7 = {
diff --git a/test/test_has_based_uuid.rb b/test/test_has_based_uuid.rb
index 3db665f..117a7de 100644
--- a/test/test_has_based_uuid.rb
+++ b/test/test_has_based_uuid.rb
@@ -1,5 +1,6 @@
 require "test_helper"
 require "ostruct"
+require "securerandom"
 
 class FakeActiveRecordBase < OpenStruct
   include BasedUUID::HasBasedUUID