diff --git a/layout/mathml/crashtests/541620-1.xhtml b/layout/mathml/crashtests/541620-1.xhtml
new file mode 100644
index 00000000000..ccef762e488
--- /dev/null
+++ b/layout/mathml/crashtests/541620-1.xhtml
@@ -0,0 +1,6 @@
+
+
+
+
+
+
diff --git a/layout/mathml/crashtests/crashtests.list b/layout/mathml/crashtests/crashtests.list
index f75133e3909..a80c7f14947 100644
--- a/layout/mathml/crashtests/crashtests.list
+++ b/layout/mathml/crashtests/crashtests.list
@@ -50,5 +50,6 @@ load 463763-1.xhtml
load 463763-2.xhtml
load 476547-1.xhtml
load 477740-1.xhtml
+load 541620-1.xhtml
load 655451-1.xhtml
load 654928-1.html