diff --git a/appengine/flexible/scipy/requirements.txt b/appengine/flexible/scipy/requirements.txt
index 4100f7195e0..711aa191e9d 100644
--- a/appengine/flexible/scipy/requirements.txt
+++ b/appengine/flexible/scipy/requirements.txt
@@ -1,5 +1,5 @@
 Flask==0.12.2
 gunicorn==19.7.1
 numpy==1.13.3
-scipy==0.19.1
+scipy==1.0.0
 Pillow==4.3.0