diff --git a/test/test_jsx.re b/test/test_jsx.re
index 6dae1de48..218a4e4dc 100644
--- a/test/test_jsx.re
+++ b/test/test_jsx.re
@@ -333,12 +333,12 @@ let svg = (
       ),
       (
         "fill_opacity float, circle",
-        [<circle cx=1 cy=2 r=3 fill_opacity=0.5 />],
+        [<circle cx="1" cy="2" r="3" fill_opacity="0.5" />],
         [circle(~a=[a_cx((1., None)), a_cy((2., None)), a_r((3., None)), a_fill_opacity(0.5)], [])],
       ),
       (
         "fill_opacity percentage, rect",
-        [<rect x=1 y="2" width=3 height="4" fill_opacity="50%" />],
+        [<rect x="1" y="2" width="3" height="4" fill_opacity="50%" />],
         [rect(~a=[a_cx((1., None)), a_cy((2., None)), a_width((3., None)), a_height((4., None)), a_fill_opacity(0.5)], [])],
       ),
       (