diff --git a/tests/CMakeLists.txt b/tests/CMakeLists.txt
index 6f9f926..6388b1a 100644
--- a/tests/CMakeLists.txt
+++ b/tests/CMakeLists.txt
@@ -63,6 +63,7 @@
 add_test_suite(aes aes.ecb)
 add_test_suite(aes aes.cbc)
 add_test_suite(aes aes.cfb)
+add_test_suite(aes aes.ofb)
 add_test_suite(aes aes.rest)
 add_test_suite(aes aes.xts)
 add_test_suite(arc4)