diff --git a/test/test_speed.py b/test/test_speed.py
index 7ad0a709be95eac6c7cd7711242aa1685ae88806..b84e1f37ea4214d5421ca6ee030d6213cdbaa6ba 100644
--- a/test/test_speed.py
+++ b/test/test_speed.py
@@ -9,7 +9,7 @@ import pandas
 from mhcflurry import Class1AffinityPredictor
 from mhcflurry.common import random_peptides
 
-NUM = 100000
+NUM = 10000
 
 DOWNLOADED_PREDICTOR = Class1AffinityPredictor.load()