diff --git a/requirements.txt b/requirements.txt
old mode 100755
new mode 100644
index e144df8..dc45ab6
--- a/requirements.txt
+++ b/requirements.txt
@@ -8,7 +8,7 @@ gunicorn==19.7.1
 itsdangerous==0.24
 Jinja2==2.9.6
 MarkupSafe==1.0
-numpy==1.13.1
+numpy==1.22.0
 psycopg2==2.7.3.1
 pycrypto==2.6.1
 scipy==0.19.1