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-rwxr-xr-xgenerator/nanopb_generator.py2
1 files changed, 1 insertions, 1 deletions
diff --git a/generator/nanopb_generator.py b/generator/nanopb_generator.py
index 60944038..2a9ae008 100755
--- a/generator/nanopb_generator.py
+++ b/generator/nanopb_generator.py
@@ -520,7 +520,7 @@ class ExtensionRange(Field):
return ' pb_extension_t *extensions;'
def types(self):
- return None
+ return ''
def tags(self):
return ''