diff --git a/ui/app/adapters/application.js b/ui/app/adapters/application.js
index e03cdffe3..a2f977aee 100644
--- a/ui/app/adapters/application.js
+++ b/ui/app/adapters/application.js
@@ -49,15 +49,18 @@ export default class ApplicationAdapter extends RESTAdapter {
     });
   }
 
-  ajaxOptions(url, type, options = {}) {
+  ajaxOptions(url, verb, options = {}) {
     options.data || (options.data = {});
     if (this.get('system.shouldIncludeRegion')) {
+      // Region should only ever be a query param. The default ajaxOptions
+      // behavior is to include data attributes in the requestBody for PUT
+      // and POST requests. This works around that.
       const region = this.get('system.activeRegion');
       if (region) {
-        options.data.region = region;
+        url = associateRegion(url, region);
       }
     }
-    return super.ajaxOptions(url, type, options);
+    return super.ajaxOptions(url, verb, options);
   }
 
   // In order to remove stale records from the store, findHasMany has to unload
@@ -119,3 +122,7 @@ export default class ApplicationAdapter extends RESTAdapter {
     return this.urlForFindRecord(...arguments);
   }
 }
+
+function associateRegion(url, region) {
+  return url.indexOf('?') !== -1 ? `${url}&region=${region}` : `${url}?region=${region}`;
+}