diff --git a/README.md b/README.md
index 697ad3fce..3b674d0d4 100644
--- a/README.md
+++ b/README.md
@@ -441,9 +441,9 @@ Options:
                                 be given multiple times), alias: environment_variables, format: /[\w\-]+=.+/,
                                 note: Can be encrypted for added security)
   --runtime NAME                Lambda runtime to use (type: string, default: nodejs10.x, known values:
-                                nodejs12.x, nodejs10.x, python3.8, python3.7, python3.6, python2.7, ruby2.7,
-                                ruby2.5, java11, java8, go1.x, dotnetcore2.1, note: required when creating a new
-                                function)
+                                nodejs14.x, nodejs12.x, nodejs10.x, python3.8, python3.7, python3.6, python2.7,
+                                ruby2.7, ruby2.5, java11, java8.al2, java8, go1.x, dotnetcore3.1, dotnetcore2.1,
+                                provided.al2, provided, note: required when creating a new function)
   --dead_letter_arn ARN         ARN to an SNS or SQS resource used for the dead letter queue. (type: string)
   --kms_key_arn ARN             KMS key ARN to use to encrypt environment_variables. (type: string)
   --tracing_mode MODE           Tracing mode (type: string, default: PassThrough, known values: Active,
diff --git a/lib/dpl/providers/lambda.rb b/lib/dpl/providers/lambda.rb
index beaba7749..e82b15e55 100644
--- a/lib/dpl/providers/lambda.rb
+++ b/lib/dpl/providers/lambda.rb
@@ -32,7 +32,7 @@ class Lambda < Provider
       opt '--subnet_ids IDS',         'List of subnet IDs to be added to the function', type: :array, note: 'Needs the ec2:DescribeSubnets and ec2:DescribeVpcs permission for the user of the access/secret key to work'
       opt '--security_group_ids IDS', 'List of security group IDs to be added to the function', type: :array, note: 'Needs the ec2:DescribeSecurityGroups and ec2:DescribeVpcs permission for the user of the access/secret key to work'
       opt '--environment VARS',       'List of Environment Variables to add to the function', type: :array, format: /[\w\-]+=.+/, note: 'Can be encrypted for added security', alias: :environment_variables
-      opt '--runtime NAME',           'Lambda runtime to use', note: 'required when creating a new function', default: 'nodejs10.x', enum: %w(nodejs12.x nodejs10.x python3.8 python3.7 python3.6 python2.7 ruby2.7 ruby2.5 java11 java8 go1.x dotnetcore2.1)
+      opt '--runtime NAME',           'Lambda runtime to use', note: 'required when creating a new function', default: 'nodejs10.x', enum: %w(nodejs14.x nodejs12.x nodejs10.x python3.8 python3.7 python3.6 python2.7 ruby2.7 ruby2.5 java11 java8.al2 java8 go1.x dotnetcore3.1 dotnetcore2.1 provided.al2 provided)
       opt '--dead_letter_arn ARN',    'ARN to an SNS or SQS resource used for the dead letter queue.'
       opt '--kms_key_arn ARN',        'KMS key ARN to use to encrypt environment_variables.'
       opt '--tracing_mode MODE',      'Tracing mode', default: 'PassThrough', enum: %w(Active PassThrough), note: 'Needs xray:PutTraceSegments xray:PutTelemetryRecords on the role'