diff --git a/api/saml.yaml b/api/saml.yaml
index 0a13d66..9294153 100644
--- a/api/saml.yaml
+++ b/api/saml.yaml
@@ -11,7 +11,7 @@ Resources:
         Type: AWS::Serverless::Function
         Properties:
             Handler: index.handler
-            Runtime: nodejs4.3
+            Runtime: nodejs8.10
             CodeUri: ./
             Environment:
                 Variables: