1 files changed, 0 insertions, 1 deletions

diff --git a/include/opkele/basic_op.h b/include/opkele/basic_op.h
index 12306dd..e4bbfa7 100644
--- a/include/opkele/basic_op.h
+++ b/include/opkele/basic_op.h
@@ -199,33 +199,32 @@ namespace opkele {
              * @param type association type
              * @param kl association key length
              * @param sl true if the association is stateless
              * @return association object
              */
             virtual assoc_t alloc_assoc(const string& type,size_t kl,bool sl) = 0;
             /**
              * Retrieve valid unexpired association
              * @param handle association handle
              * @return association object
              */
             virtual assoc_t retrieve_assoc(const string& handle) = 0;
             /**
              * Allocate nonce.
              * @param nonce input-output parameter containing timestamp part of
              * the nonce on input
-             * @param sl true if the nonce is
              * @return reference to nonce
              * @throw failed_lookup if no such valid unexpired association
              * could be retrieved
              */
             virtual string& alloc_nonce(string& nonce) = 0;
             /**
              * Check nonce validity
              * @param nonce nonce to check
              * @return true if nonce found and isn't yet invalidated
              */
             virtual bool check_nonce(const string& nonce) = 0;
             /**
              * Invalidate nonce
              * @param nonce nonce to check
              */
             virtual void invalidate_nonce(const string& nonce) = 0;