diff --git a/lib/plugins/aws/provider/awsProvider.js b/lib/plugins/aws/provider/awsProvider.js
index 1b4cc8655..cb68ddcd8 100644
--- a/lib/plugins/aws/provider/awsProvider.js
+++ b/lib/plugins/aws/provider/awsProvider.js
@@ -226,7 +226,7 @@ class AwsProvider {
    */
   request(service, method, params, options) {
     const that = this;
-    const credentials = that.getCredentials();
+    const credentials = _.cloneDeep(that.getCredentials());
     // Make sure options is an object (honors wrong calls of request)
     const requestOptions = _.isObject(options) ? options : {};
     const shouldCache = _.get(requestOptions, 'useCache', false);
diff --git a/lib/plugins/aws/provider/awsProvider.test.js b/lib/plugins/aws/provider/awsProvider.test.js
index c2952fe88..d3ce0ee92 100644
--- a/lib/plugins/aws/provider/awsProvider.test.js
+++ b/lib/plugins/aws/provider/awsProvider.test.js
@@ -324,6 +324,7 @@ describe('AwsProvider', () => {
           },
         },
       };
+      expect(awsProvider.getCredentials()).to.deep.eql({ region: options.region });
 
       return awsProvider
         .request('CloudFormation',
@@ -332,6 +333,8 @@ describe('AwsProvider', () => {
           { region: 'ap-northeast-1' })
         .then(data => {
           expect(data).to.eql({ region: 'ap-northeast-1' });
+          // Requesting different region should not affect region in credentials
+          expect(awsProvider.getCredentials()).to.deep.eql({ region: options.region });
         });
     });