- Added missing subdirectory line for util

diff --git a/programs/CMakeLists.txt b/programs/CMakeLists.txt
index fcd1e8b..4cdae78 100644
--- a/programs/CMakeLists.txt
+++ b/programs/CMakeLists.txt
@@ -5,3 +5,4 @@
 add_subdirectory(ssl)
 add_subdirectory(test)
 add_subdirectory(x509)
+add_subdirectory(util)