diff --git a/appengine/flexible/sendgrid/requirements.txt b/appengine/flexible/sendgrid/requirements.txt
index 225129fc2ca..b8148ab66bb 100644
--- a/appengine/flexible/sendgrid/requirements.txt
+++ b/appengine/flexible/sendgrid/requirements.txt
@@ -1,3 +1,3 @@
 Flask==0.11.1
-sendgrid==3.6.0
+sendgrid==3.6.2
 gunicorn==19.6.0
diff --git a/appengine/standard/sendgrid/requirements.txt b/appengine/standard/sendgrid/requirements.txt
index e131127538a..de599997047 100644
--- a/appengine/standard/sendgrid/requirements.txt
+++ b/appengine/standard/sendgrid/requirements.txt
@@ -1 +1 @@
-sendgrid==3.6.0
+sendgrid==3.6.2
diff --git a/testing/requirements-dev.txt b/testing/requirements-dev.txt
index 620e7e3eec5..6bffebcdd9c 100644
--- a/testing/requirements-dev.txt
+++ b/testing/requirements-dev.txt
@@ -57,7 +57,7 @@ requests_toolbelt==0.7.0
 responses==0.5.1
 rsa==3.4.2
 scipy==0.18.1
-sendgrid==3.6.0
+sendgrid==3.6.2
 simplejson==3.10.0
 six==1.10.0
 sleekxmpp==1.3.1