diff --git a/cozy/architecture/profiler.py b/cozy/architecture/profiler.py
index fd95093b..10a7009b 100644
--- a/cozy/architecture/profiler.py
+++ b/cozy/architecture/profiler.py
@@ -7,9 +7,9 @@
 def timing(f):
     @functools.wraps(f)
     def wrap(*args):
-        time1 = time.time()
+        time1 = time.perf_counter()
         ret = f(*args)
-        time2 = time.time()
+        time2 = time.perf_counter()
         log.info('{:s} function took {:.3f} ms'.format(f.__name__, (time2-time1)*1000.0))
 
         return ret