diff --git a/oct2py/core.py b/oct2py/core.py
index 8757436e..a8c36c7f 100644
--- a/oct2py/core.py
+++ b/oct2py/core.py
@@ -100,6 +100,10 @@ def __exit__(self, type, value, traceback):
         """Close session"""
         self.exit()
 
+    def __del__(self):
+        """Delete session"""
+        self.exit()
+
     def exit(self):
         """Quits this octave session and cleans up.
         """