diff --git a/lib/ansible/modules/cloud/amazon/lambda.py b/lib/ansible/modules/cloud/amazon/lambda.py
index d42999e0094..c1d94bfaef7 100644
--- a/lib/ansible/modules/cloud/amazon/lambda.py
+++ b/lib/ansible/modules/cloud/amazon/lambda.py
@@ -102,6 +102,7 @@ options:
     required: false
     default: None
     aliases: [ 'environment' ]
+    version_added: "2.3"
 author:
     - 'Steyn Huizinga (@steynovich)'
 extends_documentation_fragment: