diff --git a/unpacked/jax/output/HTML-CSS/jax.js b/unpacked/jax/output/HTML-CSS/jax.js
index ba2447e34..676a034cd 100644
--- a/unpacked/jax/output/HTML-CSS/jax.js
+++ b/unpacked/jax/output/HTML-CSS/jax.js
@@ -580,7 +580,7 @@
       var jax = script.MathJax.elementJax, math = jax.root,
           span = document.getElementById(jax.inputID+"-Frame"),
           div = (jax.HTMLCSS.display ? (span||{}).parentNode : span);
-      if (!span || !div) return;
+      if (!div) return;
       //
       //  Set the font metrics
       //
diff --git a/unpacked/jax/output/SVG/jax.js b/unpacked/jax/output/SVG/jax.js
index 6c46ee18a..389386e91 100644
--- a/unpacked/jax/output/SVG/jax.js
+++ b/unpacked/jax/output/SVG/jax.js
@@ -290,7 +290,7 @@
       var jax = script.MathJax.elementJax, math = jax.root,
           span = document.getElementById(jax.inputID+"-Frame"),
           div = (jax.SVG.display ? (span||{}).parentNode : span);
-      if (!span || !div) return;
+      if (!div) return;
       //
       //  Set the font metrics
       //