diff --git a/template.yaml b/template.yaml
index 1222a8f..ef51206 100644
--- a/template.yaml
+++ b/template.yaml
@@ -46,11 +46,11 @@ Resources:
             Action: 
               - "lambda:InvokeFunction"
             Resource: !Ref returnS3Buckets.Version
-      Runtime: nodejs6.10
+      Runtime: nodejs12.x
       FunctionName: 'CodeDeployHook_preTrafficHook'
       DeploymentPreference:
         Enabled: false
       Timeout: 5
       Environment:
         Variables:
-          NewVersion: !Ref returnS3Buckets.Version
\ No newline at end of file
+          NewVersion: !Ref returnS3Buckets.Version