diff --git a/browser/components/migration/tests/marionette/manifest.ini b/browser/components/migration/tests/marionette/manifest.ini
index 3f404e724a08..018c14639ab9 100644
--- a/browser/components/migration/tests/marionette/manifest.ini
+++ b/browser/components/migration/tests/marionette/manifest.ini
@@ -2,4 +2,4 @@
 run-if = buildapp == 'browser'
 
 [test_refresh_firefox.py]
-
+skip-if = os == 'linux' && !debug && bits == 64  # Bug 1636706