diff --git a/services/activity-spec/swagger-ui/lang/en.js b/services/activity-spec/swagger-ui/lang/en.js
new file mode 100644
index 0000000..776a8b7
--- /dev/null
+++ b/services/activity-spec/swagger-ui/lang/en.js
@@ -0,0 +1,53 @@
+'use strict';
+
+/* jshint quotmark: double */
+window.SwaggerTranslator.learn({
+    "Warning: Deprecated":"Warning: Deprecated",
+    "Implementation Notes":"Implementation Notes",
+    "Response Class":"Response Class",
+    "Status":"Status",
+    "Parameters":"Parameters",
+    "Parameter":"Parameter",
+    "Value":"Value",
+    "Description":"Description",
+    "Parameter Type":"Parameter Type",
+    "Data Type":"Data Type",
+    "Response Messages":"Response Messages",
+    "HTTP Status Code":"HTTP Status Code",
+    "Reason":"Reason",
+    "Response Model":"Response Model",
+    "Request URL":"Request URL",
+    "Response Body":"Response Body",
+    "Response Code":"Response Code",
+    "Response Headers":"Response Headers",
+    "Hide Response":"Hide Response",
+    "Headers":"Headers",
+    "Try it out!":"Try it out!",
+    "Show/Hide":"Show/Hide",
+    "List Operations":"List Operations",
+    "Expand Operations":"Expand Operations",
+    "Raw":"Raw",
+    "can't parse JSON.  Raw result":"can't parse JSON.  Raw result",
+    "Model Schema":"Model Schema",
+    "Model":"Model",
+    "apply":"apply",
+    "Username":"Username",
+    "Password":"Password",
+    "Terms of service":"Terms of service",
+    "Created by":"Created by",
+    "See more at":"See more at",
+    "Contact the developer":"Contact the developer",
+    "api version":"api version",
+    "Response Content Type":"Response Content Type",
+    "fetching resource":"fetching resource",
+    "fetching resource list":"fetching resource list",
+    "Explore":"Explore",
+    "Show Swagger Petstore Example Apis":"Show Swagger Petstore Example Apis",
+    "Can't read from server.  It may not have the appropriate access-control-origin settings.":"Can't read from server.  It may not have the appropriate access-control-origin settings.",
+    "Please specify the protocol for":"Please specify the protocol for",
+    "Can't read swagger JSON from":"Can't read swagger JSON from",
+    "Finished Loading Resource Information. Rendering Swagger UI":"Finished Loading Resource Information. Rendering Swagger UI",
+    "Unable to read api":"Unable to read api",
+    "from path":"from path",
+    "server returned":"server returned"
+});