diff --git a/platypush/plugins/adafruit/io.py b/platypush/plugins/adafruit/io.py
index 78ec1622..f8c2684d 100644
--- a/platypush/plugins/adafruit/io.py
+++ b/platypush/plugins/adafruit/io.py
@@ -93,6 +93,8 @@ class AdafruitIoPlugin(Plugin):
         from redis.exceptions import TimeoutError as QueueTimeoutError
 
         def run():
+            from Adafruit_IO import ThrottlingError
+
             redis = self._get_redis()
             last_processed_batch_timestamp = None
             data = {}