diff --git a/pymisp/tools/stix.py b/pymisp/tools/stix.py
index fe9ca2a..b6463c8 100644
--- a/pymisp/tools/stix.py
+++ b/pymisp/tools/stix.py
@@ -2,7 +2,8 @@
 # -*- coding: utf-8 -*-
 
 try:
-    from misp_stix_converter.converters.buildMISPAttribute import buildEvent, open_stix
+    from misp_stix_converter.converters.buildMISPAttribute import buildEvent
+    from misp_stix_converter.converters import convert 
     from misp_stix_converter.converters.convert import MISPtoSTIX
     has_misp_stix_converter = True
 except ImportError:
@@ -13,7 +14,7 @@ def load_stix(stix, distribution=3, threat_level_id=2, analysis=0):
     '''Returns a MISPEvent object from a STIX package'''
     if not has_misp_stix_converter:
         raise Exception('You need to install misp_stix_converter: pip install git+https://github.com/MISP/MISP-STIX-Converter.git')
-    stix = open_stix(stix)
+    stix = convert.load_stix(stix)
     return buildEvent(stix, distribution=distribution,
                       threat_level_id=threat_level_id, analysis=analysis)