diff --git a/include/armadillo_bits/wall_clock_bones.hpp b/include/armadillo_bits/wall_clock_bones.hpp
index 7a8a1b3a..595aa9b8 100644
--- a/include/armadillo_bits/wall_clock_bones.hpp
+++ b/include/armadillo_bits/wall_clock_bones.hpp
@@ -28,7 +28,7 @@ class wall_clock
   inline  wall_clock();
   inline ~wall_clock();
   
-                   inline void   tic();  //!< start the timer
+                   inline void   tic();  //!< reset and start the timer
   arma_warn_unused inline double toc();  //!< return the number of seconds since the last call to tic()
   
   inline void   freeze();  //!<   freeze the timer