diff --git a/app/docker/views/containers/create/createContainerController.js b/app/docker/views/containers/create/createContainerController.js
index 4f33bf3dd..d7379656b 100644
--- a/app/docker/views/containers/create/createContainerController.js
+++ b/app/docker/views/containers/create/createContainerController.js
@@ -189,6 +189,7 @@ angular.module('portainer.docker').controller('CreateContainerController', [
 
     function preparePortBindings(config) {
       const bindings = ContainerHelper.preparePortBindings(config.HostConfig.PortBindings);
+      config.ExposedPorts={};
       _.forEach(bindings, (_, key) => (config.ExposedPorts[key] = {}));
       config.HostConfig.PortBindings = bindings;
     }