diff --git a/confluent_client/bin/nodeshell b/confluent_client/bin/nodeshell
index 6db57f6a..d090e0ba 100755
--- a/confluent_client/bin/nodeshell
+++ b/confluent_client/bin/nodeshell
@@ -86,7 +86,7 @@ def run():
             desc = pipedesc[r]
             node = desc['node']
             data = True
-            while data and select.select([r], [], [], 0):
+            while data and select.select([r], [], [], 0)[0]:
                 data = r.readline()
                 if data:
                     if desc['type'] == 'stdout':