diff --git a/mogi/requirements-freeze.txt b/mogi/requirements-freeze.txt
old mode 100755
new mode 100644
index d81d56f..c7d4bfd
--- a/mogi/requirements-freeze.txt
+++ b/mogi/requirements-freeze.txt
@@ -129,7 +129,7 @@ suds-jurko==0.6
 tablib==0.14.0
 terminado==0.8.3
 testpath==0.4.4
-tornado==6.0.3
+tornado==6.3.2
 tqdm==4.37.0
 traitlets==4.3.3
 twine==2.0.0