diff --git a/requirements.txt b/requirements.txt
index ead59c1..218555f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,6 +2,7 @@ astroid==2.0.4
 cachetools==2.1.0
 certifi==2018.10.15
 chardet==3.0.4
+elasticsearch==6.3.1
 falcon==1.4.1
 google-api-core==1.5.1
 google-auth==1.5.1
@@ -15,8 +16,8 @@ isort==4.3.4
 lazy-object-proxy==1.3.1
 mccabe==0.6.1
 protobuf==3.6.1
-pyasn1==0.4.4
 pyasn1-modules==0.2.2
+pyasn1==0.4.4
 pylint==2.1.1
 python-mimeparse==1.6.0
 pytz==2018.7