diff --git a/gns3server/crash_report.py b/gns3server/crash_report.py
index 23ee7bc0..2cefe0e4 100644
--- a/gns3server/crash_report.py
+++ b/gns3server/crash_report.py
@@ -19,6 +19,10 @@ import os
 import sys
 import struct
 import platform
+import faulthandler
+
+# Display a traceback in case of segfault crash. Usefull when frozen
+faulthandler.enable()
 
 try:
     import raven