1 files changed, 3 insertions, 0 deletions

diff --git a/include/opkele/util.h b/include/opkele/util.h
index 2a7a859..edc1859 100644
--- a/include/opkele/util.h
+++ b/include/opkele/util.h
@@ -2,24 +2,27 @@
 #define __OPKELE_UTIL_H
 
 #include <time.h>
 #include <string>
 #include <vector>
 #include <openssl/bn.h>
 #include <openssl/dh.h>
 
 namespace opkele {
     using std::string;
     using std::vector;
 
+    /**
+     * @brief opkele utils namespace
+     */
     namespace util {
 
         /**
          * Convenience class encapsulating SSL BIGNUM object for the purpose of
          * automatical freeing.
          */
         class bignum_t {
             public:
                 BIGNUM *_bn;
 
                 bignum_t() : _bn(0) { }
                 bignum_t(BIGNUM *bn) : _bn(bn) { }