diff --git a/test/lisp/image/gravatar-tests.el b/test/lisp/image/gravatar-tests.el
index edab6845775..b92c45a1d27 100644
--- a/test/lisp/image/gravatar-tests.el
+++ b/test/lisp/image/gravatar-tests.el
@@ -50,7 +50,7 @@
       (should (equal (gravatar--query-string) "r=g&d=404")))
     (let ((gravatar-default-image "https://foo/bar.png"))
       (should (equal (gravatar--query-string)
-                     "r=g&d=https%3A%2F%2Ffoo%2Fbar.png")))))
+                     "r=g&d=https://foo/bar.png")))))
 
 (ert-deftest gravatar-force-default ()
   "Test query strings for `gravatar-force-default'."