diff --git a/python3/vimspector/debug_session.py b/python3/vimspector/debug_session.py
index 77ab6ed..cf6b5ae 100644
--- a/python3/vimspector/debug_session.py
+++ b/python3/vimspector/debug_session.py
@@ -400,6 +400,8 @@ class DebugSession( object ):
     } )
 
   def _UpdateBreakpoints( self, source, message ):
+    if 'body' not in message:
+      return
     self._codeView.AddBreakpoints( source, message[ 'body' ][ 'breakpoints' ] )
     self._codeView.ShowBreakpoints()
 
diff --git a/support/test/python/simple_python/main.py b/support/test/python/simple_python/main.py
index a08caf5..e13f337 100755
--- a/support/test/python/simple_python/main.py
+++ b/support/test/python/simple_python/main.py
@@ -21,4 +21,4 @@ def Main():
   t.DoSomething()
 
 
-Main()
\ No newline at end of file
+Main()