diff --git a/rest_api/config.py b/rest_api/config.py
index 3420f7e5a..a53828703 100644
--- a/rest_api/config.py
+++ b/rest_api/config.py
@@ -35,7 +35,7 @@ READER_TYPE = os.getenv("READER_TYPE", "FARMReader") # alternative: 'Transformer
 READER_TOKENIZER = os.getenv("READER_TOKENIZER", None)
 CONTEXT_WINDOW_SIZE = int(os.getenv("CONTEXT_WINDOW_SIZE", 500))
 DEFAULT_TOP_K_READER = int(os.getenv("DEFAULT_TOP_K_READER", 5)) # How many answers to return in total
-TOP_K_PER_CANDIDATE = int(os.getenv("TOP_K_PER_CANDIDATE", 10)) # How many answers can come from one indexed doc
+TOP_K_PER_CANDIDATE = int(os.getenv("TOP_K_PER_CANDIDATE", 3)) # How many answers can come from one indexed doc
 TOP_K_PER_SAMPLE = int(os.getenv("TOP_K_PER_SAMPLE", 1)) # How many answers can come from one passage that the reader processes at once (i.e. text of max_seq_len from the doc)
 NO_ANS_BOOST = int(os.getenv("NO_ANS_BOOST", -10))
 READER_CAN_HAVE_NO_ANSWER = os.getenv("READER_CAN_HAVE_NO_ANSWER", "True").lower() == "true"