diff --git a/uapi/appapi.py b/uapi/appapi.py
index eb61410..04120ff 100644
--- a/uapi/appapi.py
+++ b/uapi/appapi.py
@@ -180,9 +180,10 @@ class UAPI:
 				line = line[len(filter):]
 				if self.uapi.response:
 					dic = json.loads(line.decode('utf-8'))
-					debug(f'{self.uapi.response=}, {dic=}')
 					line = self.rendertmpl(self.uapi.response, dic)
-				yield line + '\n'
+				debug(f'{line=}')
+				if len(line):
+					yield line + '\n'
 			else:
 				debug(f'invalid line:{line}')