diff --git a/requirements.txt b/requirements.txt
index e46e89a..9abc3cc 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -29,7 +29,7 @@ django-auditlog==0.4.5
 phonenumbers==8.11.4
 django-phonenumber-field[phonenumbers]==4.0.0
 django-autocomplete-light==3.4.1
-six==1.10.0
+six==1.11.0
 django-suit==0.2.26
 telepot==12.3
 pyexcel==0.5.14
@@ -39,3 +39,4 @@ openpyxl==2.6.4
 django-app-namespace-template-loader==0.4.1
 django-filter==2.0.0
 whitenoise==4.1.4
+jsonschema==3.2.0