diff --git a/allure-python-commons/src/utils.py b/allure-python-commons/src/utils.py
index c16fcc35..397ab828 100644
--- a/allure-python-commons/src/utils.py
+++ b/allure-python-commons/src/utils.py
@@ -25,9 +25,11 @@ def func_parameters(func, *a, **kw):
     if sys.version_info.major < 3:
         all_names = inspect.getargspec(func).args
         defaults = inspect.getargspec(func).defaults
+        args_part = [(n, unicode(v)) for n, v in zip(all_names, a)]
+        kwarg_part = [(n, unicode(kw[n]) if n in kw else unicode(defaults[i])) for i, n in enumerate(all_names[len(a):])]
     else:
         all_names = inspect.getfullargspec(func).args
         defaults = inspect.getfullargspec(func).defaults
-    args_part = [(n, str(v)) for n, v in zip(all_names, a)]
-    kwarg_part = [(n, str(kw[n]) if n in kw else str(defaults[i])) for i, n in enumerate(all_names[len(a):])]
+        args_part = [(n, str(v)) for n, v in zip(all_names, a)]
+        kwarg_part = [(n, str(kw[n]) if n in kw else str(defaults[i])) for i, n in enumerate(all_names[len(a):])]
     return args_part + kwarg_part