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-rw-r--r--scripts/qapi.py2
1 files changed, 1 insertions, 1 deletions
diff --git a/scripts/qapi.py b/scripts/qapi.py
index 2f2738f562..2137067b48 100644
--- a/scripts/qapi.py
+++ b/scripts/qapi.py
@@ -204,7 +204,7 @@ class QAPIDoc(object):
         self.section = QAPIDoc.ArgSection(name)
         self.args[name] = self.section
 
-    def _start_section(self, name=''):
+    def _start_section(self, name=None):
         if name in ('Returns', 'Since') and self.has_section(name):
             raise QAPIParseError(self.parser,
                                  "Duplicated '%s' section" % name)