diff --git a/unpacked/jax/output/SVG/config.js b/unpacked/jax/output/SVG/config.js
index 49d4906eb..f73797b14 100644
--- a/unpacked/jax/output/SVG/config.js
+++ b/unpacked/jax/output/SVG/config.js
@@ -36,7 +36,7 @@ MathJax.OutputJax.SVG = MathJax.OutputJax({
   config: {
     scale: 100, minScaleAdjust: 50, // global math scaling factor, and minimum adjusted scale factor
     font: "TeX",                    // currently the only font available
-    blacker: 10,                    // stroke-width to make fonts blacker
+    blacker: 1,                     // stroke-width to make fonts blacker
     mtextFontInherit: false,        // to make <mtext> be in page font rather than MathJax font
     undefinedFamily: "STIXGeneral,'Arial Unicode MS',serif",  // fonts to use for missing characters