diff --git a/vulkan/libvulkan/loader.cpp b/vulkan/libvulkan/loader.cpp
index 5d366fa..48fc923 100644
--- a/vulkan/libvulkan/loader.cpp
+++ b/vulkan/libvulkan/loader.cpp
@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-#define LOG_NDEBUG 0
+// #define LOG_NDEBUG 0
 
 // module header
 #include "loader.h"