diff --git a/lib/plugins/aws/deploy/compile/events/apiGateway/lib/validate.js b/lib/plugins/aws/deploy/compile/events/apiGateway/lib/validate.js
index 0bb5621d4..d2e9e9c33 100644
--- a/lib/plugins/aws/deploy/compile/events/apiGateway/lib/validate.js
+++ b/lib/plugins/aws/deploy/compile/events/apiGateway/lib/validate.js
@@ -43,13 +43,15 @@ module.exports = {
             throw new this.serverless.classes
               .Error(errorMessage);
           }
+          method = method.toLowerCase();
+
           const allowedMethods = [
             'get', 'post', 'put', 'patch', 'options', 'head', 'delete', 'any',
           ];
           if (allowedMethods.indexOf(method) === -1) {
             const errorMessage = [
               `Invalid APIG method "${method}" in function "${functionName}".`,
-              ` AWS supported methods are: ${allowedMethods.join(", ")}.`,
+              ` AWS supported methods are: ${allowedMethods.join(', ')}.`,
             ].join('');
             throw new this.serverless.classes.Error(errorMessage);
           }