diff --git a/mobile/android/components/extensions/test/mochitest/mochitest.ini b/mobile/android/components/extensions/test/mochitest/mochitest.ini
index d1916c77bf1a..1ba40762c9e7 100644
--- a/mobile/android/components/extensions/test/mochitest/mochitest.ini
+++ b/mobile/android/components/extensions/test/mochitest/mochitest.ini
@@ -12,6 +12,7 @@ support-files =
   file_slowed_document.sjs
   head.js
 tags = webextensions
+skip-if = !isFennec
 
 [test_ext_all_apis.html]
 [test_ext_downloads_saveAs.html]