diff --git a/content/install-hook-userstyles.js b/content/install-hook-userstyles.js
index 5fe37747..12198f17 100644
--- a/content/install-hook-userstyles.js
+++ b/content/install-hook-userstyles.js
@@ -222,8 +222,6 @@
         chrome.runtime.sendMessage({
           url,
           method: 'download',
-          // USO can't handle POST requests for style json
-          body: null,
         }, result => {
           const error = result && result.__ERROR__;
           if (error) {